Many forest tree species have multiple archegonia which, after fertilization produce a number of proembryos.许多林木树种都有颈卵器, 受精以后便产生许多原胚.She latched on to his arm, hooking her other arm around a tree.她拽住他的胳膊不放，另一只胳膊抱紧一棵树。The...
From November to December, Acorus calamus was still in growth.菖蒲从11月到12月仍在生长发育.Waterside plants such as calamus, reed general Zhi Cong in shore.水边植物如水葱、菖蒲 、 芦苇等一般在岸边丛植.OBJECTIVE : To analyze and compare the chemical cons...
They used force to banish the natives from the more fertile land.他们使用武力把土著居民驱逐出了比较肥沃的土地。The natives uniformly agreed on this important point.当地人在这一要点上达成了共识。The natives used to hammer the metal into arrowheads using heavy...