He gave a lecture on agriculture.
他作了一個(gè)關(guān)于農(nóng)業(yè)的講座。
瘋狂英語精華演講卡
口語突破單詞（一）
?? 句中詞匯解析
從本句中提取的重要詞匯
n. 農(nóng)業(yè);農(nóng)耕;農(nóng)業(yè)生產(chǎn);農(nóng)學(xué);
?? agri田地+cult耕種+ure表名詞→ 農(nóng)業(yè)
"The number of people employed in agriculture has fallen in the last decade."
過去十年，農(nóng)業(yè)從業(yè)人數(shù)已經(jīng)下降。
近義：husbandry, agronomy, farming
n. 演講;訓(xùn)斥，教訓(xùn);
vi. 作演講;
vt. 給…作演講;教訓(xùn)（通常是長(zhǎng)篇大論的）;
?? lect(選)+ure(抽象名詞后綴):選出來的東西用來 演講
"His lecture was illustrated with slides taken during the expedition."
他在講演中使用了探險(xiǎn)時(shí)拍攝到的幻燈片。
近義：orate, prelect, speak, discourse, dissert, dissertate
v. 給予，贈(zèng)送( give的過去式 );（與名詞連用描述某一動(dòng)作，意義與該名詞相應(yīng)的動(dòng)詞相同）;供給;交給;
"The boss gave him the push due to his careless work."
由于他工作不細(xì)心,老板解雇了他.