any of a group of green pigments found in photosynthetic organisms; there are four naturally occurring forms
造句
用作名詞(n.)
The disease causes varying degrees of destruction of the chlorophyll. 這一病害使葉綠素遭到不同程度的破壞。
Chlorophyll is a green substance in plants that absorbs energy from sunlight and helps them grow. 葉綠素是生長(zhǎng)在植物中的綠色物質(zhì)，它能吸收陽(yáng)光，促進(jìn)植物生長(zhǎng)。