mouthparts

常见例句

Different niches, having different requirements, result in different genes and different shaped mouthparts.
不同的環境，對物種有不同要求，從而産生了不同的基因和不同形狀的口器。
But the male spiders have a problem with the basic strategy, for mating rituals demand that they sport elongated mouthparts, which could detract from the overall antlike effect.
但雄蛛在實行這個戰略上有一點點小問題，因爲在交配儀式上雄性會被要求炫耀和展示它們細長的口器，這會讓雄蛛表現得不那麽像螞蟻。