| 单词 | 凸镜 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔REFLECT〕The telescope contains a large convex mirror to collect the light. 这架望远镜有一块很大的凸镜来采集光线。朗文写作活用〔bull's-eye〕A planoconvex lens used to concentrate light.凸透镜：用来聚光的凸镜美国传统〔sunglass〕A convex lens used to focus the sun's rays and produce heat, especially for ignition.取火镜：用于聚焦太阳光以产生热量的凸镜片，尤用于点火美国传统 |
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we are in the gutter, but some of us are looking at the stars.-「少年的你」
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