15 导致： Lead to, bring about, result in, cause, spark off, conduce to, procure, induce, generate
16 因此：So, therefore, thus, hence, consequently, as a consequence, accordingly, as a result, because of this, as a result of this
17 增长至：Grow to，rise to，increase to，go up to，climb to，ascend to，jump to，shoot to
18降低至：Dip to，fall to，decline to，decrease to，drop to，go down to，reduce to， slump to，descend to，sink to，slide to
19 保持稳定：Level out，do not change，remain stable，remain still，remain steady，be stable，maintain the same level，remain unchanged，be still，remain the same level，stay constant，keep at the same level，level off，stabilize，keep its stability，even out
20 急剧地：Dramatically，drastically，sharply，hugely，enormously，steeply，substantially，considerably，significantly，markedly，surprisingly，strikingly，radically，remarkably，vastly，noticeably
21平稳地：Steadily，smoothly，slightly，slowly，marginally，gradually，moderately，mildly
22 宣称：Allege, assert, declare, claim
23 发生：Happen, occur, take place
24 原因：Reason, factor, cause
25 发展：Development, advance, progress
26 有益的：Useful, helpful, beneficial, profitable, rewarding， advantageous
27 影响：Influence, impact, effect
28明显的：Clear, obvious, evident, self-evident, manifest, apparent, crystal-clear
29占：Comprise, take up, account for, constitute, consist of, make up, occupy, hold, compose
30与…相比：Compared with，compared to，in comparison with，in comparison to，by comparison with，by comparison to
31对比而言：By contrast，in contrast，on the other hand，on the contrary=，conversely
32展示：Show, reveal, illustrate, demonstrate, depict, present, represent, describe
33 大约：Approximately，almost，about，around，nearly，roughly
34波动：Fluctuate，go ups and downs，display a fluctuation，demonstrate a fluctuation
35事实上：Practically，in practice，essentially，in essence，in reality，in effect，in fact，as a matter of fact，it is a fact that
