spotter

'spɒtә

Collins 1

n. a worker employed at a dry-cleaning establishment to remove spots
n. a worker employed to apply spots (as markers or identifiers)

n. 私家侦探, 着弹点观察员
[法] 私家侦探, 秘密监视人

Collins 星级

24,252

BNC 频率

20,050

使用频率

spotter 由词根 spot（点、斑点）和后缀 -er（表示执行者）组成，意指“观察者”或“发现者”。

例句

1. The spotter helped the weightlifter by watching for any signs of struggle.

这个观察者帮助举重运动员，观察是否有任何挣扎的迹象。

2. During the gym class, one student acted as a spotter for another while lifting weights.

在健身课上，一名学生在另一名学生举重时担任观察者。

3. The spotter used binoculars to find the best location for the birdwatchers.

观察者使用望远镜为鸟类观察者寻找最佳观鸟地点。