Dictionary entry
on the dot
adverb
准时地；正好在指定的点上
exactly at the appointed time; precisely at the indicated point
准时地；在指定的空间点上
In use
The meeting started at 9 AM on the dot.
Her train arrived at 8:47 on the dot.
He submitted the report at midnight on the dot.
arrive/be + on the dot
The train arrived on the dot.
火车准时到达。
at [time] + on the dot
强调整点时刻。
He showed up at 5:00 on the dot.
他正好五点出现。
be + on the dot (指物理位置)
指空间上的精确位置。
The mark is exactly on the dot.
标记正好在点上。
Common mistakes
He arrived on dot.He arrived on the dot.
短语 'on the dot' 中的定冠词 'the' 不能省略，表示 '准时地'。
She finished at the dot.She finished on the dot.
表示'准时地'应使用介词 'on' 而非 'at'，因为 'on the dot' 是固定搭配。
Connections
Dictionary facts from ECDICT.