Denickelefication
脱镍(作用), 镍合金的选择性腐蚀
🗣️ 情景例句
It's not easy,
实在不容易。
It's a small world.
世界真小！
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。