Flameless powder
[化] 无焰火药
🧩 词语组成解析
[机] 无火焰的, 不起火焰的
powder
['paʊdɚ]
n. 粉，粉末;粉状物质;
vt. 在…搽粉;
vi. 涂粉，变成粉末;
🗣️ 情景例句
This has been a long day.
这是个漫长的一天。
I've read about it,but I'd like to know more about it.
我已经知道了一点儿，但我还想多了解一些。
I'd like to know some information about the current investment environment in your country?
我想了解一下贵国的投资环境。