1. Generally a brief note or a phone call will suffice. 通常写个便条或打个电话就足够了。
2. A cover letter should never exceed one page; often a far shorter letter will suffice. 附信绝不应超过一页；通常一封更短的信就足够了。
3. Here a single example will suffice. 这里只举一个例子就够了。
4. This basic approach is limited in the range of numbers that it can express, but this range will generally suffice when dealing with the simpler aspects of human existence. 这一基本方法所能表达的数字范围有限，但在处理人类生存较简单的方面时，这一范围通常是足够的。
5. One example will suffice to illustrate the point. 举一个例子就足以说明这一点。
