1、偶然地
... fortuitousadj. 偶然的，意外的 fortuitouslyadv. 偶然地，意外地 fortunateadj. 幸运的 ...
2、意外地
...fortuitously 偶然地; 意外地fortum vial 注射用复达欣fortuitous variation 偶然变异 ...
3、可好
可贵 to be treasured 可好 luckily; ; fortuitously 可见 clear; visible; it can clearly be seen (that this is the case); it is (thus) clear ..
4、偶然性
... 偶然性 = eventuality 偶然性 = fortuitous 偶然性 = fortuitously ...