常见例句用作名词 (n.)It is a mechanism that helps prevent self-pollination and is most common among wind-pollinated and unspecialized insect-pollinated flowers, as in figwort.是一种避免自花授粉的机制，在风媒花和非专性虫媒花中最为普遍，比方说玄参。 返回 figwort