Sizeof
n. 运算符；大小
🗣️ 情景例句
He came up with a bright idea.
他想到一个妙主意。
I haven't the least idea.
我一点儿也不知道。
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。