“Convince”的形容词形式是“convincing”。它表示某事物能够使人信服或有说服力。以下是一些应用“convincing”的例子及其在不同语境中的使用方式：
日常会话
The presentation was very convincing.
(这次演讲非常有说服力。)
She gave a convincing argument for why we should adopt the new policy.
(她提出了一个非常有说服力的理由，说明我们为什么应该采纳新政策。)
写作中的应用
His explanation was convincing enough to change my mind.
(他的解释足够有说服力，让我改变了主意。)
The evidence provided by the researcher was highly convincing.
(研究者提供的证据非常有说服力。)
形容人的能力
He is a convincing speaker who can easily persuade the audience.
(他是一位很有说服力的演讲者，能轻易说服观众。)
商务场景
The sales pitch was convincing, leading to a successful deal.
(销售推介非常有说服力，促成了一笔成功的交易。)
We need to present a convincing business plan to attract investors.
(我们需要提出一个有说服力的商业计划来吸引投资者。)
学术写作
The study offers convincing evidence that supports the theory.
(这项研究提供了支持该理论的有力证据。)
Her thesis presents a convincing argument for the new hypothesis.
(她的论文对新假设提出了有力的论证。)
形容事物
The movie had a convincing plot and well-developed characters.
(这部电影的情节有说服力，人物发展得很好。)
反义词应用
His excuses were unconvincing and did not change anyone’s mind.
(他的借口缺乏说服力，没有改变任何人的想法。)
总之，convince的形容词是convincing，而在以上各个例子中，“convincing”作为形容词用来描述某事物具有使人信服的特点，无论是观点、论据、证据还是人自身的表达能力，都可以用“convincing”来修饰。
