Compacted density of catalyst
[建] 催化剂在紧密态下的密度
🧩 词语组成解析
a. 压紧的, 紧紧连在一起的, 压实的
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
I'm paying lots of money for you, so you'd better do well.
我为你花了那么多钱，所以你要好好干。
Every bean has its black.
人人有其缺点。
Will you come through to the back, please?
请跟我到后面去。……你何不试试这套呢？