詞根cast釋義: 英 [kɑ:st]美 [kæst] vt.鑄造;投射;投擲;脫落,脫皮;n.鑄型;演員表;輕微的斜視;投,擲骰;vi.擲,投;計算,加
【來源及含義】Latin: pure, cut off, to cut off from, separated
【相關(guān)描述】A reference to "a race of men" is from Latin casto, "chaste" from castus, "pure, cut off, separated"; past participle of carere, "to be cut off from" (and related to castrate and -cest-).
【同源單詞】caste, castigate, castigation, castigatory, chaste, chastely
【參考范例】cast a stone 扔石頭
He cast a furtive glance at her. 他偷偷瞥了她一眼.
His muddled evidence casts doubt on his reliability as a witness. 他的證詞糊里糊涂, 使人對他作為見證人的可靠性產(chǎn)生了懷疑.
cast bronze 澆鑄青銅.
We're casting (the play) next week. 我們下星期挑選(話劇)演員.
cast詞根詞綴記憶及用法:
1. broadcast vt.廣播;撒播;散布 n.廣播;播種 adj.廣播的;普遍的
broadcast the news, a concert, a football match播送新聞﹑音樂演奏﹑足球比賽.
broadcast one's views 表明自己的觀點(diǎn).
newscaster n. 新聞播報員
2. forecast v.,n.預(yù)測;預(yù)報
前綴fore- 表示"前面, 預(yù)先,詞根來源于古英語副詞fore。
forecast a fall in unemployment 預(yù)測失業(yè)人數(shù)下降
forecast that it will rain tomorrow 預(yù)報明天有雨
forecast what the outcome of the election will be 預(yù)測選舉結(jié)果.
3. outcast n.被逐出者;流浪者 adj.被棄的;無家可歸的
前綴out-表示勝過、超過;過度,太甚;外、出;除去
be treated asan outcast 遭到被人趕出似的對待.
4. overcast adj.多云的;陰暗的;憂郁的 v.使陰暗n. 被驅(qū)逐的人,流浪者; 被遺棄的狗 (貓等)
前綴over-表示過度、太甚;在上、在外、從上、越過;顛倒、反轉(zhuǎn)。
a dark, overcast day 陰暗的一天
It's a bit overcast it might rain. 天有點(diǎn)陰--可能有雨.
a gloomy, overcast expression on his face 他愁眉苦臉.
5. telecast v.以電視播送 n.電視播送
前綴tele = fur 表示“遠(yuǎn)”, 引申為“電”, 電從遠(yuǎn)方(tele現(xiàn)多用以表示與電波有關(guān)的事物)
The game will be telecast live.比賽將現(xiàn)場直播。
6、downcast adj. (指眼睛)目光向下的;(指人﹑表情等)沮喪的,悲哀的
前綴down-下,cast扔,“下扔”,即目光向下,表情向下,即沮喪的、悲哀的
He seemed very downcast at the news. 那消息似乎使他非常難過.