常見(jiàn)例句雙語(yǔ)例句The warmest stage was not in Middle Holocene but in Late Holocene.最煖期不是在中全新世,而是在晚全新世。Sandy materials were deposited continually during the middle and late Holocene.全新世中、晚期該區(qū)繼續(xù)接受砂質(zhì)沉積。In late Holocene, climate is dryer and cooler than that in middle Holocene, the precipitation of drainage area decreases. So runoff deceases, the width of riverbed becomes narrow.進(jìn)入全新世晚期,由於氣候相對(duì)於全新世中期變得較爲(wèi)乾燥,也較爲(wèi)溫涼,流域來(lái)水減少,故流量減小,河牀寬度變小。 返回 late holocene