在马拉松比赛中，心理素质和身体健康同样重要。

Mental ___strength is as important as physical fitness in marathons.

攀岩者展现出惊人的力量和技巧。

The climber shows amazing ___strength and skill.

这盏灯的亮度可以调节到适合阅读的强度。

The ___strength of this lamp's light can be adjusted to a comfortable level for reading.

我们部门的所有职位都已招满，达到了满编状态。

Our department has reached its full ___strength with all positions filled.

他的沟通技巧是他最大的优势之一。

His communication skills are one of his greatest ___strengths.