1. The second grotto was lower and more gloomy than the first; the air that could only enter by the newly formed opening had the mephitic smell Dantès was surprised not to find in the outer cavern.
这第二个洞窟的地势较第一个洞窟的低,光线也较阴暗,空气因为只能从新开的洞口进来,所以带有一股腐臭气味,这正是在第一洞窟中所没有而使唐太斯感到诧异的。

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2. The second grotto was lower and more gloomy than the first; the air that could only enter by the newly formed opening had the mephitic smell Dantès was surprised not to find in the outer cavern.
这第二个洞窟的地势较第一个洞窟的低,光线也较阴暗,空气因为只能从新开的洞口进来,所以带有一股腐臭气味,这正是在第一洞窟中所没有而使唐太斯感到诧异的。

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3. mephitic(al) air
二氧化碳气

-- 来源 -- 英汉 - 短句参考

4. a mephitic vapor
一种有毒的蒸汽

-- 来源 -- 英汉 - 翻译样例

5. The second grotto was lower and more gloomy than the first; the air that could only enter by the newly formed opening had the mephitic smell Dantès was surprised not to find in the outer cavern.
这第二个洞窟的地势较第一个洞窟的低,光线也较阴暗,空气因为只能从新开的洞口进来,所以带有一股腐臭气味,这正是在第一洞窟中所没有而使唐太斯感到诧异的。

-- 来源 -- 汉英 - 翻译参考