脚: foot...
不可思议: inconceivable (idiom); unimaginable, unfathomable...
怎么办: what's to be done...
锈: to corrode, to rust...
波涛: great waves, billows...
扳: pull; turn; switch...
人手: manpower, staff, human hand...
夺冠: to seize the crown, to win a championship, to win gold medal...
失误: lapse, mistake, to make a mistake, fault, service fault (in volleyball, tennis etc)...
