... 一饮而尽 crush a cup ;drink at draught 一鼓作气地 at a dash ;at one fling ;at one whack 丁二烯聚合物 butadiene polymer ...
2
?一下子
... at one time with another在不同的时期，在不同的场合 at one whack一下子，一口气 at other times在别的时候；平时 ...
双语例句
1
People can get hung up on sort of hunting these things down, and stamping them out, oneat a time. And it's a little bit like playing Whack-a-Mole. Right?