Most pure oils are odorless and light yellow (colorless).

The baby began to cry again with his face pale and his lips colorless.

Polycarbonate (PC) has the characteristics of colorless, odorless, tasteless, nontoxic, high strength, impact strength, etc.

Fats and fixed oils are greasy or waxy substance that ill their pure state are normally tasteless, colorless, and odorless.（） A: or B: substance C: their D: normally

What can we learn from this passage（） A: Body language is static and colorless. B: Body language can be very amusing. C: Body language is universal therefore the interpretations of it are always identical. D: No one can communicate without body languag