"Must be" • Chinese-English Dictionary
| 要 |  yào | important / vital / to want / to ask for / will / going to (as future auxiliary) / may / must / (used in a comparison) must be / probably / if |   |
| 该 | gāi | should / ought to / probably / must be / to deserve / to owe / to be sb's turn to do sth / that / the above-mentioned | |
