tapping 是什么意思

	n. 轻敲(声)。短语和例子 tapping2 n. 1.(开孔)导出液体。 2.【医学】穿刺抽液；放腹水。 3.【冶金】出钢；出铁；出渣。 4.【电学】抽头，分支，分流。 5.【机械工程】攻螺丝。

the sound of light blow or knock; "he heard the tapping of the man''s cane"

	1.	She tapped on the table with the pencil . 她用铅笔嗒嗒嗒地敲着桌子。
	2.	He heard the tap of canes and crutches . 他听到手杖和拐杖触地的声音。
	3.	She went to the door and tapped lightly . 她向房门走去，轻轻地敲着门。
	4.	The water ran cold when i turned the tap on . 我把水龙头打开，水就凉了。
	5.	Pressure taps should be sufficiently large . 测压孔应该足够大。
	6.	The captain tapped the blue and yellow chart . 艇长拍了拍蓝黄色的航海图。
	7.	There was a light tap at the opened door . 有人在开着的门上轻轻地敲了一下。
	8.	I think my phone is being tapped . 我想现在有人窃听我的电话。
	9.	He tapped nim's memo with a fingernail . 他用指甲轻轻地弹了弹尼姆的备忘录。
	10.	There came a gentle tap on the door . 门上有了轻微的敲门声。

tapping是什么意思