Incertain
adj. 可疑的；不确定的\\n
🗣️ 情景例句
Her health is improving markedly.
她的健康正显著好转。
Certainly not.
一定不是。
Well, we listened to lectures about pollution, agriculture, nuclear waste, radiation and so on.
噢，我们听取有关污染、农业、核废料、辐射等讲座。