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
But let's keep looking.
让我们继续看下去。
Would you mind not spitting everywhere?
不要随地吐痰行吗？
it is quite reasonable to regard the sea floor as the basic form of the crust of the earth,
因此完全有理由把海床看作地壳的基本模壳，