counting time

['ˈkaʊntɪŋ taɪm']

n. 计时；计数时间

用法：counting time是一个常用的短语，表示计算或记录时间的过程。它可以指定一个特定的时间段，也可以指一个行动或持续的时间。这个短语通常用于正式场合，如科学实验、体育比赛、工业生产等。

例句：

1. The scientists are counting time to see how long the chemical reaction takes.

科学家们正在计时，观察化学反应需要多长时间。

2. The athlete was counting time as he ran towards the finish line.

运动员在冲向终点线时计时。

3. The workers were counting time to make sure they finished the project on schedule.

工人们正在计时，确保按计划完成项目。

4. The teacher asked the students to count time as they read the passage aloud.

老师要求学生们在大声朗读文章时计时。

5. The astronauts were counting time as they prepared for their spacewalk.

宇航员们在准备太空漫步时进行计时。

同义词及用法：

1. Timing (n.) – 进行某项活动所花费的时间；根据特定标准测量时间

例句：The coach is in charge of timing the players during practice sessions.

2. Clocking (n.) – 记录或测量某事物所花费的时间

例句：The workers were clocking their hours to make sure they were paid correctly.

3. Tallying (n.) – 计数；记录

例句：The store manager was tallying the inventory to see which products were selling the most.

4. Counting down (v.) – 倒计时

例句：The audience was counting down as the clock ticked closer to midnight.

5. Measuring (v.) – 测量；评估

例句：The researchers were measuring the effects of the new medication on patients.

编辑总结：

counting time是一个常用的短语，指计算或记录时间的过程。它可以用于各种场合，如科学实验、体育比赛、工业生产等。同义词有timing、clocking、tallying、counting down和measuring。使用时需要注意上下文，选择最合适的短语来表达时间的计算或记录。