Transistor magnetic amplifier
[计] 晶体管磁放大器
🧩 词语组成解析
🗣️ 情景例句
She's a smart young lady, and very nice.
她是个聪明的年轻姑娘 而且很善良。
No pain, no gain.
不劳则无获。
With the invention of writing, a great advance was made, for knowledge could then be not only communicated but also stored.
随着书写的发明，又迈进了一大步，因为这样一来，知识不仅能交流，而且能储存了。