Know for a certainty that...
确实知道...
🧩 词语组成解析
know
[no]
v. 知道;了解;认识;确信;
n. 知情;
for
[fɚ]
prep. 为，为了;倾向于;关于;当作;
conj. 因为，由于;
🗣️ 情景例句
Maybe we can compromise on this.
也许我们还可以协商一下。
Would you mind having a group meeting tomorrow?
你介意明天开一个小组会吗？
The doctors have not yet decided how the woman died.
医生们至今还未确定这位妇女的死因。