这个谜题的难度等级相当高。

The difficulty lvl of this puzzle is quite high.

这个测试是可分等级的，基于难度等级。

This test is gradable based on difficulty levels.

这个游戏有三个难度等级:低，中，高。

There are three levels of difficulty in this game: low, intermediate and high.

每日任务的奖励和难度等级按照完成的难度和完成时间变更。

The rewards and difficulty levels for the Missions of the Day have changed according to the completion difficulty level and completion time.

修正了一个涉及在开始新战役时改变难度等级的缺陷。

Fixed a bug related to changing the difficulty level when starting a new campaign.

这些能够让你全面了解相对于其他关键字的难度等级的快照。

These will give you a comprehensive enough snapshot to know your difficulty level relative to other keywords in question.