It’s impossible for me to give you a definite answer.
我不可能给你明确的答复。
We need to record sufficient data to enable definite conclusions to be reached.
我们需要记录足够的数据,才能得出明确的结论。
He’d shown definite signs of resigning himself to the situation.
他明显表现出安于这种状况的样子。
adj. defined、 definitive、 defining、 definable
adv. definitely
vt. define