Barmak
n. (Barmak)人名；(葡)巴爾馬克
??? 情景例句
He did not win, but at least he made the effort.
他雖然沒有獲勝，但至少已經盡了努力。
We must arrive there on time.
我們必須準時到那兒。
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，用這種方法來控制壓力。