"they sang an a cappella Mass"
"they performed a cappella"
Ajawi阿贾维
aart.一(个);每一(个);任一(个)n.英语字母表的第一个字母;学业成绩得优者;表示“最好”的符号
a block of shares一大宗股份
a boiler plate.锅炉板
A crisis of faith信仰危机
a payment voucher付款凭证
a chief of police警长.
a pair of pyjamas一套睡衣
a leggy dancer.双腿修长的舞女
a butcher's block
a dashing coat.时髦的上衣。
a maternity nurse产科护士