colorless例句
His complexion was
colorless and he hadn't shaved.
他面无血色,胡子也没刮。
A chemist can analyze water into two
colorless gases, hydrogen and oxygen.
化学家能将水分解成无色气体氢和氧.
The
colorless platelets were filtered washed with cold methanol.
将无色的小片状物过滤出来,用冷的甲醇洗涤.