>
需要加the,例如:
1、In the US, distance is measured in miles.在美國,測量距離以英里作單位。
2、The new drug has not yet been licensed in the US.這種新藥尚未在美國獲得許可。
3、He's a major in the US army.他是美國陸軍少校。
4、What's the highest mountain in the US?美國哪座山最高
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