mesoscutum

例句：

1. 1.The spider's mesocutum is a distinctive pattern on its body.
   蜘蛛的中胸盾是它身体上的一个独特图案。
2. 2. During the mating season, male crickets display their mesocutum to attract females.
   在交配季节，雄蟋蟀会展示它们的中胸盾以吸引雌性。
3. 3.The mesocutum of this butterfly is a bright yellow color that helps it blend in with its surroundings.
   这只蝴蝶的中胸盾是明亮的黄色，这有助于它与周围环境融为一体。