focussing

The photographer adjusted the lens for better focussing on the distant mountain.

摄影师调整镜头以便更好地聚焦在远处的山上。

用法提示：此处focussing为名词，意为调整焦距的过程。

Her constant focussing on minor details slowed down the entire project.

她不断聚焦于小细节，拖慢了整个项目的进度。

用法提示：此处focussing为名词，表示注意力集中的行为。

The microscope requires careful focussing to view the bacteria clearly.

显微镜需要仔细聚焦才能清晰地看到细菌。

用法提示：此处focussing为名词，指对焦操作。