Historians have long been puzzled by dots, lines and symbols which have been engraved on walls, bones, and the ivory tusks of mammoths.
長(zhǎng)期以來(lái)，歷史學(xué)家一直對(duì)雕刻在墻壁上、骨頭上、古代長(zhǎng)毛象的象牙上的點(diǎn)、線和形形色色的符號(hào)感到困惑不解。
新概念英語(yǔ)第三冊(cè) Lesson 38 The first calender

?? 句中詞匯解析

從本句中提取的重要詞匯

long [l??] 詞頻1 詞根: /l?/
adj. 長(zhǎng)的;長(zhǎng)時(shí)間的;冗長(zhǎng)的，過(guò)長(zhǎng)的;長(zhǎng)音的; adv. 長(zhǎng)久地;始終;遙遠(yuǎn)地; n. 長(zhǎng)時(shí)間，長(zhǎng)時(shí)期;[語(yǔ)]長(zhǎng)音節(jié);（服裝的）長(zhǎng)尺寸;長(zhǎng)褲; vi. 渴望，極想;
?? 渴望見(jiàn)到很 長(zhǎng)的龍（long） 長(zhǎng)龍（拼音long)擺尾 網(wǎng)友：顧亮亮 補(bǔ)充：龍很長(zhǎng)
"How long will I be under the anaesthetic ?"
我會(huì)麻醉多長(zhǎng)時(shí)間？
近義：lengthened, lengthy, moderately, pretty, quite, rather 反義：little, minute, small, squat, slight
ivory ['a?v?ri] 詞頻3
n. 象牙;象牙制品;象牙色;象牙質(zhì); adj. 象牙制的;象牙色的;
"a ban on the ivory trade"
象牙貿(mào)易禁令
近義：ebur
puzzled [p?zld]
adj. 困惑的，糊涂的，茫然的; v. ( puzzle的過(guò)去式)使迷惑，使難解; n. 謎，難題;
"His total disinterest in money puzzled his family."
他對(duì)金錢毫無(wú)興趣使他的家人感到迷惑不解。
近義：astonished, astounded, nonplused, nonplussed, perplexed, baffled
engraved [[in'greivd]]
v. 在（硬物）上雕刻（字, 畫等）( engrave的過(guò)去式和過(guò)去分詞 ); 將某事物深深印在（記憶或頭腦中）
近義：stamped, carved, chiselled, graven
dots
abbr. 現(xiàn)代結(jié)核病控制策略（Directly-Observed Treatment Strategy）
近義：ellipsis

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