- 重点词汇
- 铱金
iraurita
- 表面
surface; face; front; exterior; outside; appearance; facade; prima facie; superficial; apparent; external; cosmetic; topical; ostensible; skin-deep; outward; superficially; ostensibly; on the surface; to all appearances
- 涂层
coating; layer; film; covering; veneer
- 保护
protect; secure; safeguard; conserve; preserve; shield; defend; guard; shelter; screen; protective; defensive; safeguarding; protection; defence; conservation; preservation; conservancy; wardship