Orthostigmat
廣角鏡頭
??? 情景例句
Well ...? Could we ask for anything more?
嗯…… 我們還有什么可求的嗎？
Today English is the international language of business and trade.
如今英語是商務(wù)和貿(mào)易的國際性語言。
Where is Lucy's bag?
露茜的書包呢？