colorless是什么意思

双语用例

• The distinction by light and electron microscopy of two types of cone containing colorless oil droplets in the retina of the turtle.

• I learned as a boy that carbon dioxide was a colorless, odorless, harmless gas that plants ingest in the process of photosynthesis.

• Or suppose we have three glasses, the first two filled with colorless liquid, the third with a bright red liquid.

• In addition, its vapor is odorless and colorless providing the possibility of undetected contamination.

• A green-sensitive pigment was found in a class of single cones having orange droplets, and the blue-sensitive pigment in small single cones having colorless droplet.

• Then he mixed two colorless liquids together.

• X-ray and infrared testing revealed that a colorless substance had been applied to the canvas to make it appear older.

• Items made of colorless glass and green bottle glass are most commonly seen.