do up the buttons 扣上扣子
light-up number buttons 闪亮数字按钮
Up and Down Buttons 上下键
10 light-up number buttons 闪亮数字按钮
Page up and down buttons 上下翻页按钮
同义词： close up clam up dummy up shut up belt up be quiet keep mum
以上来源于: WordNet
The blouse buttons up the back.
我上衣的钮扣脱线了。
youdao
我上衣掉了一个钮扣。
然后系上腰带和背带，扣上钮扣。
Unlike that device though, there are no physical buttons up front -- be they capacitive or mechanical.
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The textured rubber buttons up front have been reduced from four to three, in keeping with the updated user experience of Ice Cream Sandwich.
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On the right, the top and bottom buttons scroll up and down and the middle button selects.
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