例句與造句

1. Calci - alkali syenite
   鈣鹼正長(zhǎng)巖
2. Feldspar is a genus minerals s total call . its chemi - cal composition mainly contain potassium , natrium , calci - um
   是一類礦物的總稱，化學(xué)成分是鉀鈉鈣。
3. Its chemi - cal composition mainly contain potassium , natrium , calci - um . 1 . the potassic feldspar ; 2 . the albite ; 3 . the anorthite
   長(zhǎng)石是一類礦物的總稱，化學(xué)成分是鉀鈉鈣。
4. It's difficult to find calci in a sentence. 用calci造句挺難的