學(xué)個(gè)詞 Learn A Word: 3447 pinpoint 準(zhǔn)確地查明、確定
今天我們要學(xué)的詞是 pinpoint.
pinpoint 的意思是準(zhǔn)確地查明、確定。
An Australian-led study has claimed to have pinpointed the birthplace of modern humans to a region south of the Zambesi River in southern Africa. 一項(xiàng)由澳大利亞主導(dǎo)的研究聲稱，已經(jīng)確定現(xiàn)代人類的發(fā)源地在非洲南部贊比西河以南的地區(qū)。
An Australian-led study has claimed to have pinpointed the birthplace of modern humans to a region south of the Zambesi River in southern Africa. 一項(xiàng)由澳大利亞主導(dǎo)的研究聲稱，已經(jīng)確定現(xiàn)代人類的發(fā)源地在非洲南部贊比西河以南的地區(qū)。
Two years after Stephen Paddock allegedly opened fire on concert goers from his hotel room in Las Vegas, investigators are still unable to pinpoint a motive for the massacre that killed 57 people. 兩年前，斯蒂芬·帕多克據(jù)稱從他在拉斯維加斯的酒店房間向一場音樂會的觀眾開槍，調(diào)查人員至今仍無法查明那場造成57人死于非命的大屠殺的動機(jī)。
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