Sastra
有關(guān)藝術(shù)或科學(xué)的權(quán)威著作
??? 情景例句
Of course.
對(duì)啊。
I wonder if it is possible to arrange shopping for us.
我想能否在我們?cè)L問(wèn)結(jié)束時(shí)為我們安排一點(diǎn)時(shí)間購(gòu)物。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通過(guò)回聲來(lái)確定并躲開障礙物，或找到它們賴以為生的昆蟲。