上下的英文

1.(职务、辈分上的高低) high and low; old and young 短语和例子
举国上下 the whole nation; 全家上上下下都很高兴。 all members of the family, old and young, are very pleased.2.(从上到下) from top to bottom; up and down 短语和例子
这个水塔上下有五十米。 the water tower is fifty metres high.3.(从高到低或从低到高) go up and down 短语和例子
摩天楼里有电梯, 上下很方便。 with an elevator in the skyscraper, we can easily go up and down.4.(程度高低) relative superiority or inferiority 短语和例子
+更多解释...不相上下 equally matched; about the same; 难分上下 hard to tell which is better5.(用在数量词后面) about; or so; or thereabouts 短语和例子
三十岁上下 about thirty years old; thirty or so

• 吊上下:    pick u30” conducto ...
• 上下，来回:    uand down
• 上下班:    on/off duty

例句与用法

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1. He was visibly embarrassed at the remarks .
   几句话说得他脸上下不来。
2. Purulent exudate may unite the eyelids .
   脓性渗出物使上下眼脸粘连。
3. The thermometer still wavers around zero .
   温度计仍然在零度上下徘徊。
4. Every cell of her body was alive .
   她浑身上下每一个细胞都充满着活力。
5. He was tired out and wet through .
   他已疲惫不堪，浑身上下全已湿透。