fortuitous
- adj. 偶然的，意外的；幸运的
英英释意
- 1. having no cause or apparent cause;
- "a causeless miracle"
- "fortuitous encounters--strange accidents of fortune"
- "we cannot regard artistic invention as...uncaused and unrelated to the times"
- 2. occurring by happy chance;
- "profits were enhanced by a fortuitous drop in the cost of raw materials"