primary sound producers 原始发声器
以上来源于: WordNet
Georges Duboeuf is one of the primary producers of Beaujolais Nouveau - 1/5th of his yearly production is for this wine.
乔治杜博夫是薄弱莱新酒的第一大生产商,每年新酒占其总产量的五分之一。
The nutrients relationship between the primary producers and decomposers in forest-ecosystem is a mutua-competitive and complex relationship.
森林生态系统中,初级生产者和分解者之间的养分关系,是一种既互利又竞争的复杂关系。
Phytoplankton are the foundation of the aquatic food web, the primary producers, feeding everything from microscopic, animal-like zooplankton to multi-ton whales.
浮游植物是水生食物网的基础,作为初级生产者,它们是小到微观浮游动物、大到数吨的鲸鱼的食物。
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