leg up的用法和样例：
例句
用作名词 (n.)
- The timely aid from the old workers bore us up.
老工人们的及时帮助激励了我们。 - Let me help you to cork up this bottle.
让我帮助你把这个瓶子塞好。
词汇搭配
- give someone a leg up 扶某人上马
- give sb a leg up 帮某人上马, 帮某人...
- leg up (对上马或跨跃障碍时...
