Laval nozzle
[化] 拉伐尔喷嘴; 缩扩喷嘴
🧩 词语组成解析
a. 熔岩的,像熔岩的, 似熔岩般灼热的
nozzle
['nɔzl]
n. 管嘴，喷嘴;〈俚〉鼻子;
🗣️ 情景例句
I've been wanting to meet you for some time.
很久以来我一直想见你。
Times have changed.
此一时也，彼一时也。
Yes.He must remain in bed for another two days.
是的，他还必须卧床两天。