火镜 meaning in English
convex lens
Examples
- It was clear from the accounts of the historian pliny(23-79 a.d. )that the romans also possessed burning-glasses .
从历史学家普林尼（公元23-79年）的记述中清楚知道罗马人也有点火镜。 - Precision designed , threaded connections for pilots , flame control and peepsight locations are standard on all units
精密设计，引火器螺纹连接，火焰控制，观火镜位置都是标准的。 - It was clear from the accounts of the historian pliny ( 23 - 79 a . d . ) that the romans also possessed burning - glasses
从历史学家普林尼（公元23 - 79年）的记述中清楚知道罗马人也有点火镜。