| 理所当然 | 
lǐ suǒ dāng rán | 
as it should be by rights (idiom); proper and to be expected as a matter of course / inevitable and right | 
| 理 | 
lǐ | 
texture / grain (of wood) / inner essence / intrinsic order / reason / logic / truth / science / natural science (esp. physics) / to manage / to pay attention to / to run (affairs) / to handle / to put in order / to tidy up | 
|  所 | 
suǒ | 
actually / place / classifier for houses, small buildings, institutions etc / that which / particle introducing a relative clause or passive / CL:个 | 
|   当 | 
dāng | 
(onom.) dong / ding dong (bell) | 
|   当 | 
dāng | 
to be / to act as / manage / withstand / when / during / ought / should / match equally / equal / same / obstruct / just at (a time or place) / on the spot / right / just at | 
|   当 | 
dàng | 
at or in the very same... / suitable / adequate / fitting / proper / to replace / to regard as / to think / to pawn / (coll.) to fail (a student) | 
|   当然 | 
dāng rán | 
only natural / as it should be / certainly / of course / without doubt | 
|    然 | 
rán | 
correct / right / so / thus / like this / -ly |