let one's emotions show
давать выход своим эмоциям (часто не уместным)
The teacher let her emotions show when some of the students didn't leave the classroom during the break.
Другие идиомы:
- let off steam
- let things slide
- let (someone) have it (with both barrels)
- let (someone) off
- let it rip
- let (someone) go
- let (someone) off the hook
- let the buyer beware
- let alone (something)
- let (something) pass
- let the chance slip by
- let go with (something)
- let out (something)
- let (something) slide
- live and let live