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 grew up in Beijing, but I was in Los Angeles for two years.
我在北京长大，不过在洛杉矶已呆了两年。
Satan always finds work for idle hands.
懒汉总会干坏事。
Modern machines can make the copy bigger or smaller, lighter or darker and copy onto both sides of the paper.
代机器可以放大、缩小、制作较亮的或较暗的复印件，也可以在纸的两面复印。