单词 | 粒状物质 |
释义 | 〔meal〕A granular substance produced by grinding.颗粒物:经过碾磨制成的粒状物质〔manna〕A sweet granular substance excreted on the leaves of plants by certain insects, especially aphids, and often harvested by ants.某些昆虫,特别是蚜虫排泄在植物叶子上的发甜的粒状物质,经常被蚂蚁收获 |
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