A very complex or unsolvable problem.
一个非常复杂或无法解决的问题。 (yi ge fei chang fu za huo wu fa jie jue de wen ti)
"The issue of climate change is like a Gordian knot that needs bold action."
"气候变化的问题就像一个戈尔迪之结，需要大胆的行动。" (qi hou bian hua de wen ti jiu xiang yi ge ge er di an zhi jie xu yao da dan de xing dong)
to start loving someone; to develop romantic feelings
a situation where a person only sees online content that rei...
feeling relaxed and at ease without stress or worry
An important or urgent question that people are eager to kno...
to cry very hard due to sadness
feeling sad or bored for a long time
