expense可数吗?

　　I'll try to save him the expense of a flight from Perth.

　　我会想办法给他省下从珀斯过来的机票费用。

　　Leaving the expense aside, do we actually need a second car?

　　且不说费用多少，我们真的还需要一辆汽车吗？

　　The orchestra has more discipline now, but at the expense of spirit.

　　该管弦乐队现在更有纪律了，但却牺牲了士气。

　　A little forward planning at the outset can save you a lot of expense.

　　一开始就为未来作点打算能节约很多开支。

　　They went to all the expense of redecorating the house and then they moved.

　　他们不惜一切代价重新装饰这房子，可后来又搬走了。

　　After having her expense claims overruled, she took the money from petty cash.

　　在她的费用申请被驳回后，她从小额备用金中取了钱。