Exine
n. [植]花粉粒外壁, 孢子外壁
✅ 同义词
🗣️ 情景例句
They always were,
他们过去如此，
I succeeded because I willed it; I never hesitated.
我成功是因为有决心，从不犹豫。
At present, they are visiting all parts of the country.
目前他们正在全国各地巡回演出，