MyronKiven
challenge 英[ˈtʃæləndʒ] 美[ˈtʃæləndʒ] n. 挑战; 质疑; 盘问; 怀疑; vt. 质疑; 向…挑战; vi. 提出挑战,要求竞赛(或竞争); 驳斥; [例句]I like a big challenge and they don't come much bigger than this我喜欢大的挑战,而所有挑战中再没有比这更大的了。[其他] 第三人称单数:challenges 复数:challenges 现在分词:challenging过去式:challenged 过去分词:challenged
长平公主
经受,承受,顶住 weld vt. 焊接 joint n. 1.接头,接缝,接合处 2.contest v. 1.质疑,辩驳 2.争取,争夺;与……竞争 n. 1.竞赛,比赛
蜜糖Rose
be in doubt,open to doubtThe future of the peace talks is in doubt.The authenticity of the relics is open to doubt.