Setclock
设置时钟
🗣️ 情景例句
He started out as a salesman.
他开始时当推销员。
I agree. I wish it were quicker.
是这样，我希望它能快一点。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。