请输入您要查询的英文单词:
单词
pin sth down
释义
pin
sth
down
—
phrasal verb
with
pin
verb
uk
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/
pɪn
/
us
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/
pɪn
/
-nn-
todiscoverexactdetailsabout something
清楚地知道;确认
We can'tpindown where theleakcame from.
我们无法确定哪里发生了泄漏。
#https://dictionary.cambridge.org//dictionary/english-chinese-simplified/pin-sth-down##