入境

to enter a country

to enter / to go into / to join / to become a member of / to confirm or agree with / abbr. for 入聲|入声[ru4 sheng1]

border / place / condition / boundary / circumstances / territory

When you enter a country, enquire about the local customs (idiom); do as the natives do / When in Rome, do as the Romans do

entry visa

When you enter a country, follow the local customs (idiom); do as the natives do / When in Rome, do as the Romans do

entry-exit inspection and quarantine bureau

Exit and Entry Administration Bureau (PRC)

lit. when you enter a country, follow the local customs (idiom) / fig. when in Rome, do as the Romans do