Metagnostics
不可知论
🗣️ 情景例句
From what Robbie and Alexandra have told me,
从Robbie和Alexandra告诉我的情况， 看来
Did you go to the picnic this morning?
你今早去野餐了吗？
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。