give a tap

• 轻轻一拍

give a tap的用法和样例：

例句

1. A flap from the tail of the whale upset the boat.
   鲸尾轻轻一拍便把小船打翻了。
2. He gave me a light pat on the shoulder.
   他在我肩上轻轻一拍。
3. Choose your moment, then tap the space bar to sneeze.
   选定时机后，就轻敲空白键打喷嚏。
4. It may be necessary to lightly tap the cast webs and the pressure plate to loosen.
   有时可能需要轻敲铸造网来松开压力板。