基本解释[植] 边缘胎座式；[植] 边缘胎座英汉例句双语例句Green Grams ovary consists of singe carpel, one locule, cantaining 9—13 campylotropous ovules bearing at the marginal placentation.绿豆子厉由单心皮构成，1室，有9—13个弯生胚珠着生在边缘胎座上。marginal placentation更多例句词组短语短语marginal effect placentation 边缘胎座式marginal placentation更多词组专业释义生物学边缘胎座边缘胎座式