旋钮的用法和样例:
例句
-
这个旋钮只是用透明胶带固定住的。
This knob is only held on by sellotape. -
他一转旋钮,声音就变小了。
As he turned the knob, the sound diminished. -
你可以拧电视上右边的旋钮把它打开。
You may turn the right knob on the TV to switch it on. -
把旋钮拧到适当的定位挡上。
Twist the knob to the right setting.