Conversion efficiency
[电] 变换因数
🧩 词语组成解析
🗣️ 情景例句
I wore it when I married your father.
我和你父亲结婚时戴着它。
I won the most valuable prize!
我赢得了最高的奖赏！
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。