短語(yǔ)詞組短語(yǔ)get t down to doing 開(kāi)始認(rèn)真做get down to doing sth 開(kāi)始做某事;開(kāi)始著手做某事;認(rèn)真処理某事;開(kāi)始認(rèn)真做某事 返回 get down to doing