1. Hemelytron is a pair of hardened forewings found in certain insects such as bugs and beetles.
Hemelytron是某些昆虫（如臭虫和甲虫）身上的一对硬化前翅。

2. The hemelytron provides protection for the delicate hindwings underneath.
Hemelytron为下面的脆弱后翅提供保护。