E 2 and E 5 sets mainly produced stainable abortive pollens ( SAP ), whereas E 3 set mainly did empty abortive pollens ( EAP ).E2和E5位点组的作用主要产生染败花粉, 而E3位点组的作用主要产生空败花粉.A device that collates, merges, or matches sets of pun...
It would be cruel to begrudge your sojourn among flowers and fields.如果嫉妒你逗留在鲜花与田野之间,那将是太不近人情的.He must sojourn in villages and hamlets.他应该在乡村小住数日.I am already feeling better for my sojourn here; it is doing me good.我在此逗留期...