Separatum
n. ( 学会开会时宣读的或在学会刊物上发表的论文的)单行本,抽印本
🗣️ 情景例句
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
Take one's courage in both hands.
勇往直前，敢作敢为。
It was an important part of Native American's existence.
野牛是美洲土著人赖以生活的重要部分。