Ultrapas
三聚氢胺(甲醛)树脂
🗣️ 情景例句
You can't take her promises seriously, she never keeps her word.
她答应的事不用当真，她说话从来不算数。
What are you trying to pull?
你在玩什么把戏？
Then he spoke slowly, but I could not understand him.
于是他说得慢了，可我还是听不懂。