Incertain
adj. 可疑的；不确定的\\n
🗣️ 情景例句
you know,
你知道的，
Work harder.
再接再历。
when H.M.S. Porcupine was put at the disposal of the Royal Society for several cruises,
皇家学会用英国"豪猪号舰艇进行了几次巡航后，