toughen的读音 toughen中文意思

英音  ['tʌfn] 
美音  [ˈtʌfən] 
vt. 使变坚韧;使变坚强;使变强硬;使变顽强
vi. 变坚韧;变坚强;变强硬;变顽强
第三人称单数: toughens
过去式: toughened
过去分词: toughened
现在分词: toughening
中文词源
toughen 使坚硬,坚强
来自 tough,坚硬的,坚强的,-en,使。
toughen 用法和例句
It might toughen you up a bit .
或许能让你坚强一点。
Secondly , obama sought to toughen his line on iran .
其次,奥巴马寻求锻炼他的线就伊朗。
Let it toughen you up .
要让它使你变得更坚强。
They jab tree trunks to toughen their hands and practice squatting with other students sitting on their shoulders to build leg strength .
他们打击树桩来加强自己的手臂力量,让其他学生坐在自己肩膀上面练习扎马步来锻炼自己的腿部力量。
Their methods include the use of strips of ion-exchanging plastic , braided with polystyrene to toughen them up ......
他们的方法包括利用聚苯乙烯加固的离子交换塑料带。