n.自花受粉;
例句:
Cotton is naturally self-pollination.
棉花本是自花授粉的.
They were maintained by normal self-pollination.
它们保持正常的自花授粉繁殖.
Self-pollination, and subsequently self-fertilization, in orchards always takes place to some extent.
在果园中,常常有某种程度的自花传粉和随后地自花授精.