Optical efficiency
[电] 光效率
🧩 词语组成解析
🗣️ 情景例句
Yes, but you did, and we've got our lunch.
没错， 但你念了， 使我们钓到了午餐。
Here are the two originals of the contract we prepared.
这是我们准备好的两份合同正本。
One of these men was found and he began to tell the story of this family group.
哈利在这些人中找到了一位，他开始谈起了这个家族的历史。