ONE PHRASE, IN CONTEXT

pin down

确定；查明

阅读动词结构

类型主题插画

GET TO KNOW THE MEANING

读懂它，也学会这样说。

1 个义项

确定；查明

IN A SENTENCE

We need to pin down the delivery date before announcing it.
我们需要先确定交货日期，再对外宣布。

来源：Expression Original Learning Examples — 阅读必备库 — batch41 · Expression Editorial Team段 editorial-base-pin-downOriginal English example and Chinese translation written for Expression; no third-party sentence text is reproduced.