短語(yǔ)詞組短語(yǔ)be poor at math 數(shù)學(xué)學(xué)得差be poor at doing 不善於做某事be poor at something 學(xué)藝不精be poor at writing 不擅長(zhǎng)寫(xiě)作be poor at innovation 改革be poor at doing sth 不擅長(zhǎng)乾某事 返回 be poor at