colourless是什么意思

双语用例

• These are defined by the presence of green amphibole + titanite, and colourless hornblende, respectively.

• Other people in this house see you pass, and think that a colourless shadow has gone by.

• A positive result was indicated by the colourless solution turning red.

• A coverslip was added and sealed with colourless nail varnish.

• In the absence of the latter, crystals were poorly formed and colourless.

• The poem clearly underlines the link between the colourless content of most news reports and political propaganda at this time.

• The surviving upper-layer fluid remained pure and colourless.

• Here, the correct response would be for the child to select and attach the card that is the colourless flower.