Smoleless propellant
[化] 无烟推进剂
🧩 词语组成解析
propellant
[prə'pelənt]
adj. 推进的;
n. 推进物;
🗣️ 情景例句
Oh, there you go.
噢， 一切都好了。
Do you like going to see painting exhibition?
你喜欢参观画展？
It is growing cool.
天气渐渐凉爽起来。