This is the 4419th most frequent Chinese word.
挖掘机
Excavator.
In this sentence, '挖掘机' refers to a piece of machinery commonly used in construction to excavate or move earth and other materials.
我们的建筑工地里有一台挖掘机在工作。
There is an excavator working at our construction site.
Here, '挖掘机' denotes a toy modeled after an actual excavator, emphasizing its miniature and playful version.
小朋友喜欢玩具挖掘机，他们觉得很好玩。
Children enjoy playing with toy excavators; they find them very fun.
In this context, '挖掘机' is used in a digital or gaming context, referring to the virtual simulation of the machine.