mouthparts

常见例句

Different niches, having different requirements, result in different genes and different shaped mouthparts.
不同的环境，对物种有不同要求，从而产生了不同的基因和不同形状的口器。
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.
但雄蛛在实行这个战略上有一点点小问题，因为在交配仪式上雄性会被要求炫耀和展示它们细长的口器，这会让雄蛛表现得不那么像蚂蚁。