Septenary
a. 七的, 每七年一次的, 为期七年的\\nn. 七, 七个一组, 七个一套, 为期七年\\n[计] 七进制的
🗣️ 情景例句
6:00 sharp, please.
请6点整叫我。
If you trust before you try, you may repent before you die.
不试就相信，死前要悔恨。
The Titanic turned just in time, narrowly missing the immense walk of ice which rose over 100 feet out of the water beside her.
“泰坦尼克”这个弯拐得及时，紧贴着高出海面100英尺的巨大的冰墙擦过去。