при
preposition
in the presence of
PREP
something
in the time of; under
PREP
something
by; about, on
PREP
something
by, when (with a verbal noun)
PREP
verbal noun
with; for
PREP
something
with, when, during (in the time and/or presence (of))
Э́то сло́во испо́льзуется при обще́нии с незнако́мыми людьми́.
This word is used when talking to strangers.
Не́которые симпто́мы прису́тствуют при гри́ппе, но не при просту́де.
Some symptoms are present with the flu but not with the common cold.
Э́то обы́чная процеду́ра при допро́се.
This is a normal procedure during questioning.
Он ядови́т при прогла́тывании.
It's poisonous if swallowed.
при ви́де чего́-либо
at the sight of something
при Ста́лине
under Stalin
ни при каки́х обстоя́тельствах
not under any circumstances
при необходи́мости
where/when necessary
при по́мощи
with / through / using / by means (of) / with the help (of)
Э́то мероприя́тие бы́ло организо́вано при их соде́йствии и подде́ржке.
This event was organised with their assistance and support.
при ко́мнатной температу́ре
at room temperature
at, by