You don't have to be doing it at hyper level at the time, but remember relationship building doesn't have an on and off switch.

你不必过于紧张，但要记住，关系建设不是像开关那样，说有就有，说没有就没有，而是需要一个过程。

youdao

They switch on slowly, and they are reluctant to switch off.

它们启动缓慢，并且很难关闭。

youdao

The engineers are also trying to develop an on-and-off "switch" where the glow would fade when exposed to daylight.

工程师们还试图研制一种间断式“开关”，当暴露在日光下时，光照会逐渐消失。

youdao

One way that you could switch this on and off inside the cell is by taking off this phosphorous, proteins enzymes that do this opposite reaction, the opposite to kinases are called phosphokinases.

一种方法是通过去除磷酸基团,来改变细胞内蛋白的状态,催化添加磷酸基团,此逆反应的蛋白酶,能够催化逆反应的激酶叫做磷酸激酶

耶鲁公开课 - 生物医学工程探索课程节选

The screen can also be turned on and off using the switch, enabling one-touch operations.

ENGADGET: blogger-avatar

Her Hedda has a doll-like beauty and a smile that she turns on and off like a switch.

BBC: Entertainment & Arts

We're not exactly sure what makes these virus transistors so special, but apparently the transistors they've built out of the nano-coated strands, and sandwiched between two electrodes, are easy to switch between ON and OFF states, since they don't need to build up a charge at a lame-o capacitor before they can be switched.

ENGADGET: Platinum-coated virus to be used for speedy memory