他的手背因为摔倒划伤了。
The back of his hand was scratched from the fall.
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back英 /bæk/|美 /bæk/
解释
back 是名词，本义是“背部、背面”，在短语 the back of his hand 中表示“手背”。
The back of his hand was scratched from the fall.
back 是名词，本义是“背部、背面”，在短语 the back of his hand 中表示“手背”。