Accelerator-activator
[化] 促进剂-活性剂
🧩 词语组成解析
accelerator
[æk'seləreitə]
n. 加速器;催速剂;
n. 活化剂, 催化剂, 触媒剂\\n[化] 助催化剂; 活化剂; 激活剂; 激活剂发光材料
🗣️ 情景例句
Don't go into hysterics.
不要歇斯底里。
Politeness costs nothing and gains everything.
礼貌不费分文而可赢得一切。
I was so excited that I wanted to tell the whole world what we had found.
我激动得想要告诉全世界我们发现了什么。