Lifeguarded
n. 救生员；警卫\\nvt. 护卫，保护\\nvi. 当救生员
🗣️ 情景例句
First, you shuffle the deck
首先， 得洗一下牌，
Better safe than sorry.
小心不出大错。
I am used to traveling by air and only on one occasion have I ever felt frightened.
我习惯了乘飞机旅行，只是有一次把我吓坏了。