under-record
/ˌʌndərɪˈkɔːd/verb
with obj.
1- record (a number or amount) as being lower than it really is记录（数量）短缺。
1.1
- record (data or information) insufficiently or inadequately记录（数据）不足：
such conditions had been markedly under-recorded in medical inspection.
这种情况远未在医疗检查中记录充分。