Electroless
a. 无电镀的
🗣️ 情景例句
How many languages do you speak?
你会讲几种语言？
You'll break your neck, if you don't take care.
你不专心的话，就会弄断你的脖子。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，