Elliptical tube
[化] 椭圆管
🧩 词语组成解析
🗣️ 情景例句
Mr. Lu, we are very pleased to be able to offer this product to you.
陆先生，我们很高兴能提供这个产品给您。
Pigs may fly,but they are very unlikely birds.
猪儿纵会飞，终究不是鸟。
One does not have to go outside for amusement, since the collection is housed at home.
人们不必走到户外去寻求娱乐，因为收藏品都是存放在家中。