表示上升: climb, go up, ascend, shoot up,creep up, surge, boom, accrue, leap, soar, jump, increase, rally, rise, rocket, improve, 表示下降: go down, fall, fall off, drop, slump, decline, decrease, plummet, slide, slip, shrink, dip, reduce, descend, sink, subside, ebb, creep down, 到达顶部: top out, peak, reach a peak, reach the highest point, peak at.., 稳定: level out, even out, remain stable/still/steady, stay constant, keep its stability, remain unchanged... significantly, markedly, surprisingly, noticeably, substantially... 平稳地: steadily, smoothly, slowly, marginally, gradually, moderately, mildly... 波动: fluctuate, witness/display/demonstrate a fluctuation, go ups and downs, increase with fluctuation |