put on 穿上; put down 写下; put off 推迟; put across 使被理解; put an end to 停止; put aside 保留,把.放在一边,暂不考虑; put away 放好,收好;...
however adv. 无论如何;不管怎样;然而;可是; conj. 无论以何种方式; 不管怎样; 例句 However, he underestimates the scale of the problem. 然而,...