to openly show one's emotions or feelings
公开展示自己的情感或感受 (gongkai zhanshi ziji de qinggan huo ganshou)
"He really wears his heart on his sleeve, you can tell exactly how he feels."
"他真的把心挂在袖子上，你可以清楚地看出他的感受。" (ta zhende ba xin gua zai xiuzi shang ni keyi qingchu de kanchu ta de ganshou)
to make a stressful situation easier
A security system designed to protect a network from unautho...
to remain hopeful and optimistic about the future
used when something hoped for did not happen
very special or rare
using machine learning algorithms to solve complex problems...
