Place the leaves between two sheets of paper.
把叶子放在两张纸之间。
These layers are sandwiched between two sheets of glass or plastic.
这些层夹在两片玻璃或塑料之间。
He fastened the two sheets of paper with a pin.
他用大头针把那两张纸别在一起。
He fastened the two sheets of paper together.
他将两张纸钉在一起。
He fastened the two sheets of paper together.
他将两张纸钉在一起。
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