The Frenchman held his own against the challenger.这名法国人顶住了挑战者的进攻。the official challenger for the world championship title世界冠军头衔的正式挑战者The judges gave the nod to the winning challenger.裁判们对挑战者的胜利给予确认....
The top layer of skin has to be grafted onto the burns.必须将表层皮肤移植到烫伤处。Pear trees are grafted on quince rootstocks.梨树被嫁接到榅的根茎上。Apples are easily grafted.苹果树很容易嫁接....