Transformer voltage ratio
[电] 变压器电压比
🧩 词语组成解析
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
Your show doesn't begin until eight thirty.
你的展览八点半才开始。
If he doesn't , will you take one?
如果他不，你会拿一个吗？
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。