Metallic oxide catalyst
[化] 金属氧化物催化剂
🧩 词语组成解析
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
And nice meeting you, too, Mrs. Tobin.
我也很高兴见到你，Tobin太太。
Why aren't you happy?
为什么无聊呢？
It was my first flight. I was nervous when the plane took off.
我第一次坐飞机，起飞时我有点紧张。