Sexavalent
a. [化]六价的
🗣️ 情景例句
It's nice to be alone with you, Grandpa.
很高兴单独与你在一起， 爷爷。
Some relative clauses in the contract have to be amended owing to the unexpected situation.
由于这种难以预料的情况，合同中的有关条款不得不做些修改。
Is he? I'm sorry to hear that.
是吗？对此我感到遗憾。