Powder grinding test
[化] 粉末研磨分析
🧩 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;
a. 刺耳的, 沉重的, 剧烈的\\n[化] 研磨; 磨碎
🗣️ 情景例句
Glad to see you. Good-bye.
很高兴见到你。再见。
We went to a concert last night to hear the symphony orchestra.
我们昨晚去了一个音乐会听交响乐乐队演奏。
No, they're still working on it.Let's go into the garage and have a look at it.
没有，他们还在修呢。我们到车库去看一下吧。