Sika
n. [動(dòng)](中國、日本等地產(chǎn)的)梅花鹿 , <孟加拉語>n.(用以懸吊籃子等的)掛繩
??? 情景例句
I took a month off for a holiday.
我休了一個(gè)月假。
What's your job?
你的工作是什么？
and we control it by means of the mud which we circulate down the drill pipe.
我們讓泥漿順著鉆桿向下循環(huán)，用這種方法來控制壓力。