I'm sick and tired of having to take care of your brother just because he refuses to go out and find a job.
只是因为你弟弟不肯出去找工作就得我来照顾他,这真让我烦透了。
We enjoy staring at them, entranced as they go about their business, unaware (we hope) of our presence.
我们喜欢入迷地看它们做事,它们不知道(但愿如此)我们就在它们身边。