The furniture store has many desks on order, but until they arrive we must wait to buy one.那家家具店已定购了许多书桌，但我们一定要等到货到后才能买到一张。 We're out of stock, but we can put one on order for you.我们没有现货了，但是可以为你订购。Those goods have been on order for almost a month.那些货差不多一个月前就定购了。The new drilling equipment has been on order for several weeks.新的钻探设备已经订购有几星期了。