Stoody
铬钨钴焊条合金
🗣️ 情景例句
I've turned over the management of my affairs to my brother.
我已经把我的事务托付给我的兄弟去处理。
My name is Thomas.
我叫汤姆斯。
After working with bees for many years, Professor Von Frisch was puzzled by something he had noticed again and again.
在和蜜蜂打了多年的交道后，冯·弗里施教授对他反复注意到的事感到迷惑。