underestimation解释为： 低估
underestimation详细解释
n. 低估
例句与用法：
Don't underestimate the difficulties of the work.
不要低估了这项工作的艰巨性。
You shouldn't underestimate the risks of the enterprise.
你不应低估这一计划的风险。
I underestimated the time we needed by 30%.
我把我们需要的时间低估了30%。
Never underestimate your opponent.
千万不要低估对手。
词形变化：
名词: underestimation |动词过去式: underestimated |动词过去分词: underestimated |动词现在分词: underestimating |动词第三人称单数: underestimates |
详细释义：
n.
过低的估价；低估
