exceptionlessWiktionary 原文构词拆分exception词根/词干+-less后缀Lacking (something); without (something). Added usually to a noun to form an adjective signifying a lack of that noun.词源说明From exception + -less.释义（英文）形容词 Adjectivewithout exception(programming) Without the use of an exception-handling mechanism.词族派生词（2）exceptionlesslyexceptionlessness