occasional

occasional cause

[法] 偶因

occasional dearler's licence

[法] 临时商贩执照

occasional host

[医] 偶然宿主

occasional income

[经] 临时收益(所得)

occasional offender

[法] 偶犯

occasional parasite

[医] 偶然寄生物

occasional parasitism

[医] 偶然寄生

occasional regeneration

[医] 偶然再生

occasional table

n. 临时茶几

occasional trade

[经] 临时交易, 临时商业

occasionalism

n. 偶因论

occasionalist

n. 偶因论者

occasionality

n. 偶然性, 非经常性