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n.
(麻醉的,催眠的) addictive drug, such as opium, that reduces pain, alters mood and behavior; inducing sleep


Spelling Word: narcotic
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n.
(作呕,恶心) feeling of sickness in stomach by an urge to vomit; strong aversion; disgust


Spelling Word: nausea
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a.
(名存实亡的,名义上的) in name only; insignificantly small


Spelling Word: nominal
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v. Syn. designate; appoint
(提名,任命) designate; appoint


Spelling Word: nominate
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n. Syn. naught
(零,不存在) nonexistence; nothingness; zero


Spelling Word: nought
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a.
(长方形的) having greater length than breadth, especially when rectangular


Spelling Word: oblong
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n. Syn. descendant
(子孙,后代) descendant


Spelling Word: offspring
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a. Syn. nontransparent; obscure
(暗的,不透明的) impenetrable by light; not transparent; not reflecting light; having no luster


Spelling Word: opaque
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n. Syn. garden
(果园) garden; area of land devoted to the cultivation of fruit or nut trees


Spelling Word: orchard
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n. Syn. trial
(严酷的考验,折磨) severe trial; form of trial to determine guilt or innocence; difficult or painful experience


Spelling Word: ordeal