“把挂号”比较常见的英文表达是 “register (for a medical appointment)” 或 “make a registration (for seeing a doctor)” ,主要应用于去医院挂号看病的语境。
register (for a medical appointment):强调在医院等场所进行登记注册以获得就诊机会这一动作。例如:I need to register at the hospital tomorrow.(我明天需要去医院挂号。 )
make a registration (for seeing a doctor): “make a registration” 表达 “进行登记” 的意思,加上 “for seeing a doctor” 明确指出登记的目的是为了看医生。例如:You should make a registration in advance if you want to see a specialist.(如果你想看专科医生,应该提前挂号。 )