Transtat
可调变压器, 自耦变压器
🗣️ 情景例句
We had such a good time at the aquarium.
我们在水族馆玩得真开心。
Rivers need a spring.
大河要有源头。
Most cats remain suspicious of humans all their lives.
在它们的一生中，大多数猫都对人存有戒心。