“不敢”可以用dare 的实意动词（don’t dare to）和情态动词（daren’t）或 not brave enough to 三种方法。“表白”也有多种方式。例如：

I don’t dare to make my profession to you.

I daren’t exhibit my profession in front of you.

I don’t dare to lay my feeling bare before you.

I’m not brave enough to profess myself to you.