当I mean what I say.想要某人确定某事时，我们通常说“我说话算数”或“我说话算数”。那就是要有人相信我们说的话。你可以说这句话“我说话算数”。
情景再现
Mom:Dear. Dad and I are going to attend an important party. Would you liketo stay with grandma? 妈妈:亲爱的，爸爸和我要去参加一个很重要的宴会，你想要去待在奶奶那吗? Son:No, I prefer to stay at home. 儿子:不，我宁愿待在家里。
Mom:But you are too young to stay alone. 妈妈:但是你还很小，不适合自己待着。 Son:It is fine. I can deal with myself. You can give me a call if you are con-venient. 儿子:没事啦，我自己能处理自己的事。你可以在你方便的时候给我打电话。
Mom:OK, that's a good idea. You promise you will be fine. 妈妈:好，这是个好主意，你确保你会好好的。 Son:I mean what I say. 儿子:我说话算数。
经典例句
I count my word. 我说话算数。
I am a man of my word. 我说到做到。
My father means what he says, always. 我父亲说话算数，从来都是。
I can't go back on what I said. 我不能说话不算数。
My word is my bond. 我说话算数。
He never goes back on his word. 他从不食言。
Don't break your promise. 不要违背诺言。
It's my call. 我说话算话。
He often fails to keep his word. 他经常不守承诺。
You can't welch on your promises. 你不能说话不算数啊。
He's always been a man of his word. 他从来都是个说话算话的人。