loosen up

US /ˈluːsən ʌp/

UK /ˈluːsən ʌp/

放松, 放轻松

to relax, especially after being tense or nervous

•

You need to loosen up a bit before your presentation.

你在演讲前需要放松一下。

•

After a few drinks, he started to loosen up and enjoy the party.

喝了几杯酒后，他开始放松下来，享受派对。

松开, 放松

to make something less tight or rigid

•

Can you help me loosen up this knot?

你能帮我解开这个结吗？

•

The screws need to be loosened up before you can remove the panel.

在拆下面板之前，需要松开螺丝。