Cách sử dụng
"Doubtless" is used to express certainty or confidence about something. It means you have no doubt or hesitation about a certain fact or statement. For example, if someone says "Doubtless, she will win the race," they are expressing confidence that the person they're talking about will definitely win the race. You can use "doubtless" in both formal and informal situations. It's often used in writing and speeches, but can also be used in everyday conversation. Just make sure to use it appropriately when expressing your confidence in something.