Spherical mirror
[化] 球面镜
🧩 词语组成解析
🗣️ 情景例句
Since you don't have enough income,
由于你们的收入不够
Who is the governor of this state?
谁是这州的州长？
They were in fashion last year and the year before last.But they're not in fashion this year.
这鞋在去年和前年时兴，而今年已不流行了。