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
That'll be fifty-five dollars and twenty cents.
一共55元2角。
Actions speak louder than words.
坐而言，不如起而行。
Here were not carvings in the rock but paintings.
这里岩石上不是石刻而是绘画。