Heliox
n. 氦氧混合气(含98%氦和2%氧,供潜水员在深水中维持呼吸用)
🗣️ 情景例句
I won't insist, but I think it's in your own best interests to quit smoking.
我不会坚持，但我想戒烟对你自己有好处的。
Would you please have dinner ready for me?
可以请你为我准备晚餐吗？
Waiter. Will the pancakes be long?
服务员，煎饼要很久才做好吗？