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
That's better than being behind.
这总比落后要好。
I'm so sorry.
十分抱歉！
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！