"the tyrant's oppression of the people"
"after years of oppression they finally revolted"
oppression是什么意思
oppressive是什么意思
oppressively是什么意思
oppressor是什么意思
opprobrious是什么意思
opprobrium是什么意思
oppugn是什么意思
oppugnant是什么意思
opsimath是什么意思
opsin是什么意思