Powder metallurgy
[化] 粉末冶金
🧩 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
He's running for the school board.
他正在竞选联合校董会董事。
Is there a pay pnone nearby?
这附近有没有公用电话？
George was not too upset by his experience because the lady who owns the sweet shop heard about his troubles and rewarded him with large box of chocolates.
不过，此事并没使乔治过于伤心，因为糖果店老板娘听说了他遇到的麻烦后，赏给他一大盒巧克力。