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 (something) loose
- let off steam
- live and let live
- let down one's hair
- let bygones be bygones
- let go of (something)
- let (something) slide
- let alone (something)
- let sleeping dogs lie
- let out (something)
- let (someone) have it
- let the buyer beware
- let the chance slip by
- let one's hair down
- let the grass grow under one's feet