- 重点词汇
- 每年
every year; p.a. (short for per annum); annual; yearly; annually; year after year
- 递增
increase progressively; rise incrementally; grow steadily; escalate; augment gradually
- 怎么
how; why; what; what about; how about
- 计算
calculate; compute; work; reckon; figure; number; tally; work out; figure out; math; count; calculation; computation; reckoning; determination