Sum-rates method
[化] 流率加和法
🧩 词语组成解析
sum
[sʌm]
n. 总数;算术;金额;概略，要点;
vt.& vi. 总计;总结，概括;归纳;
n. 比率；价格；等级（rate的复数形式）
🗣️ 情景例句
I think we should take care of the environment, so that we have something to leave for our children.
我觉得我们应该保护好自然，以便将来能给我们的子孙后代留下一些东西。
Those who climb high often have a fall.
爬得高往往跌得重。
Worse was to come.
更糟的事就要发生了。