Nitrosulphophenol
硝磺酚
🗣️ 情景例句
Michelle, can I help you with the lemonade?
Michelle，我帮你倒点柠檬汁好吗？
Excuse me to have kept you waiting.
对不起让你就等了。
There is a house near the river.
小河旁有一间房子。