The boss is waiting in his office for us to come and explain why we failed to finish this work on time.
老板在他的办公室里等着我们前去说明未能按期完成这个工作的理由。
Buried somewhere in deep grass there is a rusting lawn mower which I have promised to repair one day.
深草丛中的某个地方有一台正在生锈的割草机,那就是我曾答应某日要修理的割草机。