Support of the catalyst
[化] 催化剂载体
🧩 词语组成解析
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];
the
[ðə]
art. 指已提到的人（物）;指说话人与听者已知的人（物）;用于独一无二的事物前;与形容词最高级和序数词连用;
🗣️ 情景例句
Donald passed away a couple of years ago.
Donald几年前去世了。
Usually,I have a big breakfast.
通常,我吃一顿丰盛的早餐。
He became mortally ill a few months before we had planned to go and,
就在他计划回国的前几个月，他突然身患绝症。