a swap meet for collectors of Star Trek memorabilia《星際迷航》紀念品收藏者交流會He is on a trek through the South Gobi desert.他正徒步穿越南戈壁沙漠。The World Trade Centre is a bit of a trek from Soho, but it's worth it.從蘇豪區到世貿中心走起來是有點遠，但還是...
Half of the apples are unripe.一半的蘋果不熟.I was only ill once and that came of eating an unripe pear.我唯一一次生病是因為吃了未熟的梨。Ripe fruit does not travel well, but unripe fruit can be transported worldwide.熟透的水果不宜長途運輸，但未成熟的水果卻可以運往全世界...
Purchase tax was not payable on goods for export.出口商品不需要交購買稅。The tax increase sounded the death knell for the business.稅賦的增加為這個企業敲響了喪鐘。Is a tax increase still out of the question?增加稅收仍然是不可能的事嗎？...