spent
精疲力竭的：drained of energy
spindly
细长纤弱的：frail or flimsy
spiny
多刺的：spines；棘手的，麻烦的：requiring exceptional skill
spleen
怒气，怨恨：anger or ill will
splice
接合，叠接：unite
spontaneous
自发的，不经思索的：without apparent thought
spoof
轻松幽默的模仿，小恶搞：exaggerates for comic effect；诱骗，诱使相信：believe what is true
sporadic
偶尔的，零星发生的：not often occurring
sprawl
杂乱无序地发展；蔓生，蔓延：irregularly
sprightly
活泼的，充满活力的：full of vitality
spur
刺激物：arouses action；支撑物：holds up；刺激，激励：incite
spurious
假的，伪造的：lacking authenticity
spurn
摒弃，拒绝：reject with disdain
squabble
口角，小争吵：quarrel
squalid
污秽的，肮脏的：dirty；道德败坏的：repulsive
squall
（通常伴随雨或雪的）风暴，暴风雪，暴风雨：violent windstorm；尖叫：scream
squander
使分散：apart；浪费：spend wastefully
squat
又矮又胖的：broad in build, short in stature
squint
斜视，睥睨：glances sideways
squelch
压制，镇压（运动）：stop by force；击溃，使无言以对：put down or silence
stabilize
使稳定；变得稳定：make or become stable
stalwart
无所畏惧的：no fear；（体魄等）强健的：strength vigor；坚定的：firm, resolute
stamina
耐力：moral strength；
stammer
口吃，结巴：speak with pauses
startle
使吓一跳，使大吃一惊：frighten or surprise
static
静态的；停滞的：lack of movement；无改变的：little change
stature
高度，身高：height；才干，水平：quality, status
steadfast
坚定的，忠诚的：firm in belief
stealth
秘密行动：proceeding furtively；秘密的：not to attract attention
steep
浸泡：make wet；陡峭的：approaching perpendicular；过分的，过高的：beyond limit
stench
臭气，恶臭：foul odor
stentorian
声音洪亮的：loud
sterile
贫瘠的：not productive；无菌的：free from bacteria
stickler
坚持细节的人，一丝不苟的人：insist on exactness
stiff
僵硬的，无法弯曲的：lacking suppleness；（在社交场合）缺乏优雅的，不自在的：lacking social grace；过分的，过高的：beyond limit；艰苦的，费力的：requiring effort
stifle
抑制（声音、呼吸等）；阻止，扼杀：hold back
stigma
耻辱，污名：mark of shame
stint
吝惜，节省：be frugal
stingy
小气的，吝啬的：unwilling；极少量的：less plentiful
stipple
（雕刻时）点刻，用点标记：mark with small spots
stipulate
规定，特定要求：specify agreement
stitch
突然剧痛：sharp unpleasant sensation
stock
库存，储备：inventory；普通的，常备的：commonly used
stockade
栅栏，围栏：enclosure；监狱：confinement
stodgy
平庸的，乏味的：dull；非常守旧的：old-fashioned
stoke
添加燃料：supply fuel；增大，促进：make greater
stoic
隐忍的，冷静的：unaffected by pleasure or pain
stolid
无动于衷的，感情麻木的：little emotion
stomach
容忍：bear
stonewall
拒绝（合作），阻挠：uncooperative, obstructive
stouthearted
勇敢的：stout, spirit
stratagem
谋略，策略：deceiving
strait
海峡：channel joining water；痛苦：suffering
strand
绳，线之一股：single filament；遗弃，使置之困境：leave in a unfavorable place
stratify
将...分成各种等级：divide into classes
stray
漫无目的：lacking purpose；离群，迷途，偏离：move away, deviate
strength
力量：ability to exert effort；（抵抗攻击、压力的）强度：ability to withstand force
striate
加条纹：mark with striations
stricture
责难，批评：criticism
stride
迈大步走：long steps
strident
刺耳的：harsh sound
strike
攻击：force or violence；铸造（奖牌）：form by stamping；击打：deliver a blow；袭击，攻击：violent action；撞击：forceful contact
stringent
紧绷的：tight；严格的：marked by rigor
strip
脱衣，剥去：remove clothing
strut
趾高气昂地走：walk pompous；支柱，压杆strengthen a framework
studio
工作室，画室，摄影室：working place of a painter
stultify
使无效，抑制：render futile
stupor
迟钝，麻痹，无知觉：suspended sense
stunt
阻碍（成长）：hinder growth
sturdy
强健的，结实的：strengthen
stygian
极阴暗的：extremely dark
stymie
阻碍：present an obstacle
subdue
使顺从；征服：conquer
subject
臣民，受支配的人：under authority；取决于（其他因素）的：under the influence
subjugate
征服，镇压：bring under control；剥夺...的自由：make subservient
sublime
崇高的，庄严的：high moral；（因为杰出、尊贵、美丽等而）令人惊叹的：inspire awe
subliminal
下意识的，潜在意识的：below perception
submerge
使淹没：under water
submissive
服从的，顺从的，恭顺的：submitting
subordinate
下级的，次要的：lower rank；征服：under one's control
subservient
奉承的，屈从的：obsequiously
subside
下陷，下沉，减弱：tend downward
subsidiary
次要的：secondary importance；起辅助作用的：aid, support
subsidy
补助金，津贴：monetary support
substantial
物质的：having substance；有重大意义的：considerable in importance
substantiate
证实：support with proof；使实体化：give material
substantive
本质的，关键的：relating to the essence
subterfuge
诡计：deception to conceal
subtle
微妙的，难以感知的：difficult perceive；巧妙的，间接或带有欺骗性的：clever deceptive means
subvert
颠覆：overturn
succinct
简明的，简洁的：clear, precise
succor
救援，援助：aid
suffocate
使窒息：deprive of oxygen
suffuse
（色彩等）弥漫，染遍，充满：spread through
sulk
生气，愠怒：resentment
sullen
闷闷不乐的：lacking in cheer
summary
摘要：abstract；就地的，立即的：on the spot
summit
顶点：highest point
summon
召集，召唤：call together；传唤（出庭、出席）：command to appear in court
sumptuous
豪华的，奢侈的：extremely luxurious