语法正确但语义不正确. 是 的高阶"形式.如果您正在寻找 和 的效果，请使用 CSS.请记住，不要因为它们的外观而选择元素，而是因为它们的含义.

Syntactically correct but not semantically correct. <strong> is an "higher order" form, so to speak, of <em>. If you're looking for the effect of <b> and <i>, use CSS. Remember to not choose elements because of how they look but what they mean.