He did not know from which part of Africa his ancestor had come.
他不知道祖先來自非洲的什么地方。
高三英語課文 Unit 14 Roots

?? 句中詞匯解析

從本句中提取的重要詞匯

ancestor ['?ns?st?] 詞頻2 詞根: ante
n. 祖先,祖宗;被繼承人;原型;(動物的)原種,先祖;
?? an=ante前,先+cest=cess行走,前進+or表人→走在前面的人→祖先
"This machine is the ancestor of the modern computer."
這臺機器是現代電腦的始祖.
近義:ascendant, parent, progenitor, forebear, predecessor, elder 反義:kin, offspring, son, boy, issue, scion
know [no] 詞頻1 詞根: 知道
v. 知道;了解;認識;確信; n. 知情;
?? 知道know的人愛說自己不no知道
"Do you know your ABC?"
你認識所有的字母嗎?
近義:learn, understand, get, cognize, comprehend, meet
part [pɑ:t] 詞頻1 詞根: 部分
n. 部分;零件;參加;地區; vt. 使分裂;拆移;使分開; vi. 分開;分離;分岔; adv. 不完全地,部分地; adj. 不完全的,部分的;
"The first part of the plan has been safely accomplished."
計劃的第一部分已順利完成。
近義:section, segment, split, divide, fragment, secede 反義:whole, entirety, off, outright, plumb, quite
come [k?m] 詞頻1
vi. 來;開始;出現;發生; vt. 做;裝扮…的樣子;將滿(…歲); int. 嗨!;
"The time has come for action if these beautiful animals are to survive."
若要使這些美麗的動物能生存下去,現在就要行動起來。
近義:impersonate, perform, personify, portray, represent, stage 反義:leave, absquatulate, retire, retreat, scat, split
Africa ['?fr?k?] 詞頻1
n. 非洲; adj. 非洲的;
"her adventures travelling in Africa"
她在非洲旅行時的冒險經歷

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