He played some wah-wah guitar.

他弹了一会儿哇哇吉他。

《柯林斯英汉双解大词典》

Quinoa (pronounced KEEN-wah) provides 10 essential amino acids, is loaded with minerals and has a high protein content -- between 14 and 18 percent.

奎奴亚藜（音KEEN-wah坑哇）能提供10种必需的氨基酸，富含矿特质，具有高蛋白质含量（14%—18%）。

youdao

MUSICIAN: I also notice you're using a wah-wah pedal.

采访者：我也注意到你用哇音踏板。

youdao

Christina Sweet works at the Kam Wah Chung State Historic Site.

VOA: special.2010.07.23

Dah Wing Wah is the place to go for the village cuisine of the northern New Territories.

BBC: Mini guide to Hong Kong

Fu Wah has developed nearly 1.5 million square meters of property since its inception in 1988.

FORBES: Chan Laiwa & family

In 2005 a Fung Wah bus bound for New York caught fire in Meriden, Conn.

WSJ: Mass. official: Buses pulled from road for safety