Rat tail
[机] 剥砂痕
🧩 词语组成解析
rat
[ræt]
n. 大老鼠;似鼠动物;<非正式>鼠辈，卑鄙小人;
vi. 捕鼠;<俚>背叛，告密;
tail
[teil]
n. 尾;尾部;燕尾服;尾随者;
vt. 跟踪;装上尾巴;
vi. 队伍单行行进时拉长或产生间隔;侦察队两两散开;[建筑学] 嵌上，搭上;
🗣️ 情景例句
then you've got to smile first.
你就得先笑一笑。
You'll solve the problem if you concentrate upon it.
如果全神贯注，你就会解决这个问题。
I haven't seen him for five years.
我五年没有见到他了。