1、尚未结Noonehasyetseenanelectro还没人见过电Manhasnotyetlearnedtostorethesunshea人类尚未学会贮藏太阳二、副词yet用于否定句中Haveyouseensuchaspaceshutt。问下yet
1、尚未结Noonehasyetseenanelectro还没人见过电Manhasnotyetlearnedtostorethesunshea人类尚未学会贮藏太阳二、副词yet用于否定句中Haveyouseensuchaspaceshutt。问下yet