However, as the evidence began to accumulate, experts from the Zoo felt obliged to investigate,
可是，隨著證據越來越多，動物園的專家們感到有必要進行一番調查，
新概念英語第三冊 Lesson 1 A Puma at large

?? 句中詞匯解析

從本句中提取的重要詞匯

however [ha?'?v?] 詞頻1
adv. 不管到什么程度;無論如何;然而;可是; conj. 不管怎樣;
?? how + ev =age （年齡，時代） + er [名詞后綴],表示人,行為的主動者，做某事的人 → ad.然而；不管怎樣
"But I am very much believable, however, you'll get him to come."
我相信你不管怎樣都能把他請來.
近義：instead, nevertheless, nonetheless, notwithstanding, rather, regardless
evidence ['?v?d?ns] 詞頻1 詞根: vid
n. 證詞;證據;跡象;明顯; vt. 使明顯;顯示;表明;證實;
?? e出+vid看+ence表名詞→明顯的證據→證據，證人
"You'd better give us as much factual evidence as possible."
你最好向我們盡可能多地提供事實證據.
近義：manifest, bare, show, state, represent, debunk
accumulate [?'kjumj?let] 詞頻2 詞根: cumul
vt.& vi. 堆積，積累; vi. （數量）逐漸增加，（質量）漸漸提高;
?? ac一再+cumul堆積+ate使→堆積起來→積累
"However, as evidence began to accumulate, experts felt obliged to investigate."
然而, 由于證據開始增多了, 專家們感到必須進行調查了.
近義：heap, hoard, huddle, lump, stock, stockpile 反義：apportion, appropriate, assign, mete, parcel, portion
investigate [?n'v?st?ɡet] 詞頻3 詞根: in
vt. 調查;審查;研究; vi. 作調查;
?? in進入+vestig腳印，蹤跡+ate動詞后綴→根據蹤跡調查→調查
"He felt impelled to investigate further."
他覺得有必要作進一步調查。
近義：inquire, inspect, ascertain, ask, overhaul, peruse 反義：skim
felt [[felt]] 詞頻1
n. 毛毯, 氈\\nvt. 制氈, 使粘結\\nvi. 粘結\\nfeel的過去式和過去分詞
近義：full, velour

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