The activity or industry of cutting down and transporting timber.

• The work of felling trees and moving logs.

伐木业或相关行业。

• 砍伐并运输木材的活动。

Cutting down trees for timber.

• Present participle of log meaning to fell trees.

为获取木材而砍伐树木。

• log 的现在分词，意为砍伐树木。

The process of recording events or data in a log.

• System or application record-keeping.

将事件或数据写入日志的过程。

• 系统或应用的记录活动。

Recording data, time, distance, or activity in a log.

• Present participle of log meaning to record.

在日志中记录数据、时间、距离或活动。

• log 的现在分词，意为记录。