以n字母為開頭的單詞
name [neim] n. 名字，名聲(fame, reputation)，知名人士(celebirty)
vt.給...起名(call, entitle, label)
name a after b 以b的名字來給a命名
be named after... 按...命名
in the name of... 以...的名義
call sb. names 罵某人
e.g. he is an artist of great name.
nation ['neiʃən] n. 國家(country, state)，民族，部落(tribe)
the united nations 聯(lián)合國
e.g. one vote can change a nation .
nature['neitʃə] n. 自然，本性，天性
conquer nature 征服自然
human nature 人性
in nature 本質(zhì)上，實(shí)際上
by nature 天生就，本來
e.g. nature is at its best in spring.
necessity [ni'sesiti] n. 需要(need, requirement),必需品
the necessaries of life 生活必須品
e.g. water is a necessity of life.
need [ni:d] n. 需要(demand, requirement)，必需品(necessity)
v 需要(want, be short of, lack, demand, depend on, rely on).要求，必須
in need 在危難中，在危急中
the need for... 對...的需要
need not have done... 原本不必...
e.g. you needn't have told（告訴） him the news; he knew it already（已經(jīng)）.
neighbor ['neibə] n. <美> 鄰居，鄰國
e.g. britain's nearest neighbor is france.
nerve [nə:v] n. 神經(jīng)，勇氣(courage)
get on one’s nerve 惹得某人心煩
e.g. you'll need plenty of nerve to sit beside him when he is driving.
net [net] n. 網(wǎng)，網(wǎng)絡(luò)(network)，凈數(shù)adj. 凈余的，實(shí)得的
net profit 凈利，純利
e.g. the net weight of this jar of coffee一瓶咖啡 is 180 grams.克
network ['netwə:k] n. 網(wǎng)絡(luò)(net)，網(wǎng)狀物，廣播網(wǎng)
network management 網(wǎng)絡(luò)管理
network television 電視廣播網(wǎng)
e.g. you can plug into接通the national computer network.
news [nju:z] n. 新聞, 消息(information, message, word)
news conference 記者招待會
release news 發(fā)布新聞
newspaper ['nju:speipə] n. 報紙(paper)
newspaper week 新聞周刊
in the newspaper 在報紙上
e.g. i learned this piece of news from the newspaper this morning.
night [nait] n. 夜，夜晚
at night 在晚上
night and day 夜以繼日地
have a good night 睡得好
night life 夜生活
e.g. we can see the stars at night.
noise [nɔiz] n. 喧鬧聲，噪聲
noise pollution 噪音污染
e.g. there is so much noise in this restaurant; i can hardly hear you talking.
north [nɔ:θ] n. 北，北方 adj. 北方的 adv. 在北方，向北方
north pole 北極
north star 北極星
in the north of... 在...的北部
e.g. china lies to the north of vietnam.越南
note [nəut] vt. 注意到(observe, notice)，記下(write down, put down) n. 筆記，注釋(remark)，紙幣(paper money)
take notes 記筆記
take note of... 注意...，留意...
e.g. let me note down your address and telephone number.
nothing ['nʌθiŋ] n. 什么也沒有，無關(guān)緊要之事
for nothing 免費(fèi)，徒然
nothing but... 除了...以外什么也不，只有...
say nothing of... 何況...，更不必說...
e.g. nothing ever happens in this town.
notice ['nəutis] v. 注意到(observe, note, discover, find, see, take note of)n. 布告(announcement, advertisement, sign)，注意
take notice of... 注意...，留心...
notice sb. do ... 注意到某人做過...
notice sb. doing ... 注意到某人正在...
without notice 不預(yù)先通知
e.g. her appearance外表 attracted my notice.
notion ['nəuʃən] n. 概念(concept, conception), 觀念(idea), 想法(intention, opinion, view)
have no notion of... 沒有理解...，不明白...
e.g. i have no notion of resigning.辭職
number ['nʌmbə] n. 數(shù)字(figure)，數(shù)量(amount, quantity, sum, total)，號碼
a number of... 多的...
number one 最好, 第一
e.g. what’s your telephone number?
nurse [nə:s] n. 護(hù)士，保育員，保姆v. 護(hù)理(care for, look after)
nurse a cold 護(hù)理傷風(fēng)
e.g. my daughter is a nurse