a standing joke 笑柄
a state of affairs 事态
a state of siege 戒严状态
a stiff neck 固执
A stitch in time saves nine 小洞不补大洞吃苦
a stone's throw 一箭之地
a stool of repentance 悔罪席
a storm in a teacup 小题大作
a straight angle 平角
a straight fight 一对一的竞选
a straight race 全力以赴的竞赛
a straw boss 工头助手
A straw shows which way the wind blows 草动知风向
a street battle 巷战
a stumbling block 绊脚石
a succession of 一连串
a suit of 一套
a supplementary angle 补角
a swing around the circle 发表政见的巡回旅行
a tale of a tub 无稽之谈
a tempest in a barrel 小题大作
a tender spot 痛处
a thing of naught 毫无价值的东西
a thousand and one 一千零一
a toad under a hammer 经常受压迫的人
a tongue not understanded of the people 外国话
a touch of 有一点
a tough guy 硬汉
a tough nut 大胆果断的人
a tower of strength 中流砥柱
a Triton of the minnows 鹤立鸡群者
a true blue 忠实成员
a twice-told tale 尽人皆知的故事
a twist in one's tongue 口齿不清
a twist of the wrist 熟练的技巧
a variety of 多种的
a velvet glove 表面温和的东西
a velvet paw 笑里藏刀
a vicious circle 恶性循环
a vicious spiral 恶性循环
a violation of 违反
a visit from the stork 婴儿的诞生
a voice in the wilderness 无人理睬的改革主张
a walk of life 职业
a walking dictionary 活字典
a walking skeleton 骨瘦如柴的人
a warm corner 激战地区
A watched pot never boils 心急水不开
a way out 摆脱的方法
a wealth of 很多的
a wet blanket 扫兴的人或物
a wet smack 讨厌的人
a whale at 善于
a white crow 罕见的东西
a white elephant 沉重的负担
a white lie 无恶意的谎话
a white night 失眠的夜晚
a whited sepulchre 伪君子
a wide place in the road 小城镇
a widow's mite 少而可贵的捐献
a wild-goose chase 徒劳的搜索
a wolf in sheep's clothing 披着羊皮的狼
a woman of letters 女作家
a woman of the streets 妓女
(责任编辑：rorolily)