一图看懂｜为何美军害怕伊朗布设水雷？

Use 为何 (formal equivalent of 为什么) at the beginning to ask for a reason or cause before a clause. It’s common in headlines and written Chinese.

害怕 can be followed directly by a noun or a clause to express fear, worry, or dread about something happening.

This pattern (e.g., 一图看懂) is often used in headlines to say “understand/see something with just one [item]” and emphasizes quick grasp through a single medium.

A formal structure used in notices to say that unless a certain condition is met (e.g., authorization), the following action is not allowed.

Two verbs in a row often describe a method-result sequence; the first verb represents the means and the second the goal/result, followed by the object.