Catayst
[机] 催化剂
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
Where have you been all this time?
这段时间你跑到哪里去了？
“I wish I'd known about that rule earlier, she said.
“我要是早点知道这个规矩就好了！”她说。