B powder
[化] B火药
🧩 词语组成解析
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
the voters will have a clear choice.
投票人可以有明确的选择。
I can't say…
有口难言。
The house was dirty. They hadn't cleaned it for weeks.
房子很脏，他们好几个星期没打扫了。