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.A similar section through the female plant reveals several bottle - shape archegonia , ...
经济学家约翰∙梅纳德∙凯恩斯的信徒a disciple of the economist John Maynard Keynes约翰·梅纳德·凯恩斯在其《通论》中用了许多精辟言辞。John Maynard Keynes used somewhat gnomic utterances in his General Theory.我们要先发制人,给梅纳德和柯林斯一点厉害尝尝.We're going to beat Maynard ...
随便选取一段对该乐队的访谈都能发现令人深思、犀利精辟的言论.Any trawl through the band's interviews will reveal statements that are challenging and incisive.每个星期布柴齐医生都会选取一位听众的问题，给予详细回答。Each week Dr Buczacki chooses a listener's question and...