commutable
adj
~ (for/into sth) that can be made, paid, etc in a different form 可用不同方式制造、 偿付等的
A pension is often commutable into a lump sum. 养老金常可改为一次性总付款.
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
But the yesterday's forecast reported it'd be fine.
不过,昨天的预报说是会放晴的。
a wave length (the horizontal distance between two wave crests),