Durex
杜雷克铜锡合金, 烧结石墨青铜
✅ 同义词
🗣️ 情景例句
I would like to make a suggestion.
我想提个建议。
People are always changing, aren't they?
人总是在变，不是吗？
The Ombudsman immediately wrote to the Chief of Police in the district asking him to send a record of the case.
司法特派员立即写信给当地警察局长，请他寄送与此事有关的材料。