Dichlorethylene
二氯乙烯
🗣️ 情景例句
His father has to sell the farm to pay back the bank.
他的父亲不得不把家声卖掉以还债给银行。
The greatest obstacle to progress is prejudice.
进步的最大障碍是偏见。
Good morning, Mr Hu.
早上好，胡先生。