Ethylated
含乙基的
🗣️ 情景例句
Bye-bye.
再见。
Who knows most speaks (or says) least.
大巧若拙。
that a series of deep soundings was obtained in the Atlantic and the first samples were collected by dredging the bottom.
才在大西洋测得一个个海水深度，同时通过挖掘海底，取得了研究海底的首批样品。