A vacillating person
三心二意的人
?? 詞語組成解析
a. 猶豫的, 躊躇的
??? 情景例句
Dogs make great pets, but don't leave them alone with small children.
狗是最好的寵物，但不要讓狗和小孩子單獨在一起。
What time should I meet you at the station?
我幾點中跟你在火車站碰頭呢？
It was the last day of the year and a large crowd of people had gathered under the Town Hall clock.
那是一年的最后一天，一大群人聚集在市政廳的大鐘下面。