Catalyst particle size determination
[建] 催化剂粒子大小的测定
🧩 词语组成解析
size
[saɪz]
n. 大小，尺寸;规模;胶料，浆糊;巨大，大量;
vt. 按大小排列;改变…的大小;上胶料，上浆;上涂料;
adj. 一定尺寸的;
🗣️ 情景例句
What do you do in your spare time?
你在业余时间如何消遣？
Don't you care about this country's future?
难道你不会国家首任担忧吗？
Dan wondered why he was wanted by the police, but he went to the station yesterday and now he is not worried anymore.
丹奇怪警察为什么找他，但昨天还是去了，结果他一再担心了。