Phycolagy
[醫(yī)] 藻學(xué)
??? 情景例句
No one knows for certain what happened, but it's a fair bet that it was not an accident.
沒(méi)有人知道究竟發(fā)生了什么，但幾乎可以肯定這并非意外。
Most of them are less than 30.
他們中大多數(shù)不到30歲。
Ready? Go! Mr. Hu shouted, and the boys started to run.
“預(yù)備--跑！”胡先生喊道，男孩子們開(kāi)始跑。