Vacillating
a. 猶豫的, 躊躇的
? 同義詞
?? 反義詞
??? 情景例句
Good-bye, Susan.
再見， Susan。
The story Sam told wasn't very funny.
薩姆的故事一點意思也沒有。
Are you going to ship this by air?
這批貨你要用空運的嗎？