Iiasa
abbr. International Institute of Applied Systems Analysis 國(guó)際應(yīng)用系統(tǒng)分析協(xié)會(huì)
??? 情景例句
and she belongs to Mr. and Mrs. Levinson.
它是Levinson夫婦家的狗。
You have to be operated on.
你得做手術(shù)。
I don't know his number. Did you write it down?
我不知道他的電話號(hào)碼。你記下來(lái)了嗎？