1 PHRASAL VERB 大量生产(劣质产品) If a company bangs out a poor quality product, they produce large quantities of it in order to make money. 大量生产(劣质产品) [disapproval]
2 PHRASAL VERB (并不出色地用乐器大声)演奏出,敲出,砸出(某一乐曲) If someone bangs out a tune on a musical instrument such as a piano, they play it loudly and not very well. (并不出色地用乐器大声)演奏出,敲出,砸出(某一乐曲)