Portable night vision tester
[医] 手提式夜间视力测验器
🧩 词语组成解析
night
[naɪt]
n. 夜;晚上;（举行盛事的）夜晚;
n. 考试人, 做试验者, 试验装置, 天盖, 华盖\\n[化] 检验器; 试验仪器
🗣️ 情景例句
He jumps from one job to another.
他经常换工作。
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
He's awful!He telephoned me four times Yesterday, and three times the day before yesterday.
他讨厌透了！他昨天给我打了4次电话，前天打了3次。