for sale ,on sale

for sale ,on sale FOR SALE 与ON SALE的区别 on sale和for sale区别 on sale .at sale .for sale 的区别是什么? on sale .at sale .for sale 的区别 on sale ,in sale ,for sale 的区别 for sale和on sale有什么区别 the difference between for sale and on sale? for sale 与on sale 有什么不同 for sale on sale到底哪个有减价意思 for sale和up for sale 和on sale 意思都是待售吗 The coat is ---- a for sale b up for sale c on sale