Observational
a. 观察的, 观测的\\n[计] 观察的
🗣️ 情景例句
No, but I've read enough about it.
不曾，不过我常常读到有关它的报导。
Health does not consist with intemperance.
健康和放纵，彼此不相容。
He wrote books about communism. He said that all communists should help each other.
他写了不少关于共产主义的著作。他说所有的共产党人都应该互相帮助。