Tetraether
四醚
🗣️ 情景例句
Claims, if any, must be made within 30 days after the arrival of the goods.
索赔必须在货物抵达目的地后30天内提出。
A woman's work is never at an end.
妇女的活计做不完。
It's right here on my card.
就在我的名片上。