Siphunculus
(软体动物的)通管
🗣️ 情景例句
You'll be OK.
你不会有问题的。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
wants agreement on general principles, which could be applied to many types of products and perhaps extended to other countries.
则希望就普遍的原则取得一致，而这些原则适用于许多不同产品，同时可能延伸到其它国家。