Underdetermine
vt.证据不足地说明( 理论、 现象)
🗣️ 情景例句
I'm ready to check out now.
我准备好要结账。
Do i need a reservation to go by ship?
我坐船去需要预订吗？
He told him he had better return it or he would call the police.
告诉他最好把羊交还，否则就去叫警察。