going
noun uk/ˈɡəʊ.ɪŋ/ us/ˈɡoʊ.ɪŋ/
(SPEED)
[ U ]进展速度
how quickly you do something
The traffic was terrible so it was slow going. 交通状况很糟糕，所以进展很慢。
(DIFFICULTY)
[ U ]难度
how easy or difficult something is
She's obviously very intelligent, but her lectures are heavy going (= they are difficult to understand). 显然她很有才智，但是她的课太难懂了。
At first the job was hard going (= difficult), but it's got easier with time. 一开始的时候，这项工作很难，可是随着时间的推移，现在容易一些了。
(GROUND)
[ U ] UK地面状况
the condition of the ground for walking or riding, etc.
After an inch of rain at the racecourse overnight, the going is described as good to soft. 由于头天晚上的降雨量达到了1英寸，赛马场的场地据说稍偏软。
(LEAVING)
[ S ]去，离开
an occasion when someone leaves somewhere
His going came as a shock. 他的离去令大家都很震惊。
Idioms
when the going gets rough/toughidiom 形势越来越困难
when a situation becomes difficult or unpleasant
I run the farm on my own but a local boy helps me out when the going gets tough. 我自己一个人经营农场，但出现困难的时候，当地的一个小伙子会帮我解决。
when the going gets tough, the tough get goingidiom saying 形势越困难，勇者志越坚；艰难之路，唯勇者行
said to emphasize that when conditions become difficult, strong people take action
while the going is goodidiom 趁还有机会时；趁情况还有利时；趁形势还未发生变化时
while an opportunity lasts
Many people fear that the newly elected government will be ousted in a military coup and are leaving their country while the going is good. 很多人担心新当选的政府会被军事政变推翻，所以趁形势尚稳定纷纷离开自己的国家。
going
adjective [ after noun ] uk/ˈɡəʊ.ɪŋ/ us/ˈɡoʊ.ɪŋ/
UK可得到的；现有的；现行的
available or existing
I wouldn't trust him if I were you - he's the biggest crook going (= he's the most dishonest person that exists). 我要是你就不会相信他——他是当今世上最大的骗子。
I don't suppose there's any left-over pie going, is there? 我想馅饼一点也没有剩下吧，是不是？
the going rate/price/salary etc. （在某特定时期）通常的比率/价格/工资（等等）
the usual rate, price, etc. at a particular time
£30 an hour is the going rate for a piano teacher. 钢琴老师通常的收费是一小时30英镑。