| 单词 | yellow-green algae |
| 释义 | yellow-green algae in American English (ˈjɛloʊˈgrin) any of a class (Xanthophyceae) of photosynthetic thallophytes that contain a yellowishor brownish pigment that obscures the chlorophyll and whose motile cells have two unequal flagella: the cell walls may contain silica yellow-green algae in American Englishnoun Biology a group of common single-celled and colonial algae of the phylum Chrysophyta, having mostly yellow and green pigments, occurring in soil and on moist rocks and vegetation and also as a slime or scum on ponds and stagnant waters Also: yellow green algae Word origin [1925–30]This word is first recorded in the period 1925–30. Other words that entered Englishat around the same time include: decibel, distinctive feature, dropout, gimmick, runout |
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