Sounds like someone could use a tall drink of water.

看起来有人急需一大杯水啊。

It is easy to find my husband in a crowd.He stands almost two meters tall.He is a tall drink of water.

很容易在人群中找到身高近2米的丈夫，我们说他是大块头（a tall drink of water）。

He can cut the mustard, or do what is expected of him at work. It's easy to find my husband in a crowd. He stands almost two meters tall.He is a tall drink of water.

他能在工作上独当一面（cut the mustard）。在人群中很容易找到我丈夫，他身高近两米，是个大块头（a tall drink of water）。

He can cut the mustard, or do what is expected of him at work. It is easy to find my husband in a crowd. He stands almost two meters tall. He is a tall drink of water.

他能cut the mustard，意思是能在工作上达到要求，在人群中很容易找到我丈夫，他身高近两米，是个大块头(a tall drink of water)。