| 释义 |
on the button
1. at the right place; at the heart of the matter 准确；中肯
* His criticisms of our work were right on the button. 他对我们工作的批评是很中肯的。
2. exactly on time 准时
* She then strolled over to the department store at 5 o'clock on the button. 她后来5点钟准时走到了百货商店。 |