Koron
聚氯乙烯
🗣️ 情景例句
He applied to Columbia,
他申请了Columbia大学。
I'm afraid I won't be able to come.
我恐怕不能来。
You must have been mad to speak to the servant! She might have called for help.
你准是疯了，竟跟这个仆人说话。她可能会大喊救命的。