stray far from 远离

bear testimony to 为…作证

call sb. in testimony 传某人作证

produce testimony to (of) 提出…的证据

trifle with 玩弄,轻视…

a trifle 有点儿,稍微

tuck away 把…藏起来，把…隐没在;大吃

tuck in/up 给…盖好被子;把…塞好;痛快地吃

give a tug 猛拉,用力拖

tug of war 拔河

have a great tug to persuade sb. 费尽口舌说服某人

undermine a wall 挖墙脚

undermine sb’s reputation 暗中破坏某人的名誉

be in the vein for …兴致,有…心情

in the same vein 同样情趣(口气)的六级听力

absolute velocity 绝对速度

accelerated velocity 加速度

actual velocity 实际速度

give vent to 表达,发泄(感情等)

find a vent for 找到…的出气口

pass one’s verdict upon 对…下判断

reverse the verdict 翻案

be weary with talking 说累了

be weary of talking 说烦了

comply with 遵从，遵守