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...
Around 1840 the floor length skirt returned , but this time stiffened around the circumference by horsehair.在叼840年前后,极地长裙再次流行, 只不过这次是采用马尾水支撑形状.It's a mile round the circumference of the field.运动场周长一英里.the circumfere...
The creature's face seemed to be protruded, because of its bent carriage.那人的脑袋似乎向前突出, 那是因为身子佝偻的缘故.The naughty boy protruded his tongue and ran away.那个淘气的男孩伸出舌头就跑掉了.The child protruded his tongue.那小孩伸出舌头.The handle o...