I had a medical checkup before going abroad.
我在出国前作了一次体

。

;核对



,视察;
, 调
;
,超
波;I had a medical checkup before going abroad.
我在出国前作了一次体

。
The shopkeeper gave his store a final checkup before closing for the night.
店主在晚上打烊前对商店作了最后
。

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