鼓手熟练地打着节奏。

The ___drummer plays the beat skillfully.

19世纪时，他作为一名鼓手走遍全国推销布料。

In the 1800s, he traveled as a ___drummer selling fabrics across the country.

他一直是个致力于环保事业的鼓手。

He has always been a dedicated ___drummer for green initiatives.