请用英文翻译几个词组

Soundtrack
Showy
Solid
Hard work

华而不实have all one's goods in the window
speciosity
扎扎实实solid
埋头苦干hard work
原声带Original Sound Track

原声带是Original Sound Track
后面几个是成语不敢乱翻译，不过你也可以根据字面意思来翻译

原声带:Soundtrack
华而不实:have all one's goods in the window