Trichechidae
海牛科
??? 情景例句
Now he's got his own trading company. Ann told me he made four million dollars last year.
現(xiàn)在他已有自己的貿(mào)易公司。安告訴我他去年賺了400萬(wàn)美元。
Can you tell me what time Mr. chen will be back ?
你能否告訴我陳先生何時(shí)會(huì)回來？
Nobody! She taught herself.
沒有人（教）！她是自學(xué)的。