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
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
What''s the cause of the delay?
什么原因延误？
There she studied the teaching of deafblind children.
在那里，她学习聋盲儿童的教学工作。