Versine
(=versed sine)[数]正矢
✅ 同义词
🗣️ 情景例句
Things have worked out badly.
情况进展得很不理想。
The tortoise wins the race while the hare is sleeping.
兔子睡大觉，乌龟跑第一。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。