Spherical mirror
[化] 球面镜
🧩 词语组成解析
🗣️ 情景例句
I guess we'll have to exchange it, too.
我想我们还得去换一件。
Bye! Have a good day.
再见！请慢走！
the famous clock which can be heard all over the world on the B.B.C.
即那座从英国广播公司的广播中全世界都可以听到它的声音的著名大钟。