noun 下载 🔗分享 珠被结合端,合点 The location where the nucellus attaches to the integuments, opposite the micropyle. Examples : "The botanist carefully examined the seed, noting the chalaza where the food source connected to the protective layers of the seed coat. " 植物学家仔细检查了种子,并注意到了珠被结合端(合点),那是营养物质连接到种皮保护层的部位。 plant biology seed part nature agriculture 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 卵黄系带,卵黄系。 One of the two spiral bands which attach the yolk of an egg to the eggshell, suspending it in the white. Examples : "The chicken carefully examined the egg, noting the prominent chalazae holding the yolk in place. " 那只鸡仔细地检查了鸡蛋,注意到里面粗壮的卵黄系带,它们将蛋黄固定在中心。 food biology animal anatomy 与AI对话词汇游戏阅读练习