普通䴓

(bird species of China) Eurasian nuthatch (Sitta europaea)

general / popular / everywhere / universal

common / ordinary / general / average

to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc

classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)

nuthatch (bird of genus Sitta)