late 14c., "pleasing to the sight, fair," from Latin speciosus "good-looking, beautiful, fair," also "showy, pretended, plausible, specious," from species "appearance, form, figure, beauty" (see species). Meaning "seemingly desirable, reasonable or probable, but not really so; superficially fair, just, or correct" in English is first recorded 1610s. Related: Speciously; speciosity; speciousness.
中文解释
1. 看上去的，华而不实的。
实用例句
1. It is unlikely that the Duke was convinced by such specious arguments.
公爵不太可能相信这种似是而非的论点。
来自柯林斯例句
2. Such talk is actually specious and groundless.
这些话实际上毫无根据,似是而非的.
来自《现代汉英综合大词典》
3. He fences his doctrines with the specious plea that statesmen mustlive as the world lives.
他用似是而非的遁词为他的教义作辩护,说政治家必须象世人那样活着.
来自《现代英汉综合大词典》
4. His voice was still soft and filled with specious humility.
他的声音还是那么温和,甚至有点谦卑.
来自飘（部分）
5. He deserves credit for resisting specious gambles in September.