Integrand
n. [数]被积函数
🗣️ 情景例句
She's not at home.
她现在不在家。
We should weep for men at their birth and not a t their death.
我们应在人降生时流泪，而不该在人死亡时哭泣。
The woman was a visitor. She did not live in London. She lived in the country.
这老太太是位游客，不住在伦敦。