buck his ideas up

• vi. 小心谨慎(提高警惕)

buck his ideas up的用法和样例：

例句

用作不及物动词 (vi.)

1. His reply was slow and cautious.
   他的回答一字一顿，小心谨慎。
2. Playing things safe has never been his way.
   小心谨慎从来不是他的工作作风。