ATP CUP 2021
THOUSANDS DETAINED IN RUSSIA PROTESTS
detain verb [T often passive]
UK /dɪˈteɪn/ US /dɪˈteɪn/
to force someone officially to stay in a place:
A suspect has been detained by the police for questioning.
Several of the injured were detained overnight in hospital.
come out — phrasal verb with come verb
(SOCIAL EVENT) UK
to go somewhere with someone for a social event:
Would you like to come out for a drink sometime?
Can Adam come out to play?
Jenny came out with us last night.
We can never persuade Alan to come out.
Would you like to come out with us some time?
(from Cambridge Dictionary)
observer COUNTABLE NOUN
An observer is someone who studies current events and situations, especially in order to comment on them and predict what will happen next.
Observers say the events of the weekend seem to have increased support for the opposition.
Political observers believe that a new cabinet may be formed shortly.
Nerve agents, sometimes also called nerve gases, are a class of organic chemicals that disrupt the mechanisms by which nerves transfer messages to organs. The disruption is caused by the blocking of acetylcholinesterase, an enzyme that catalyzes the breakdown of acetylcholine, a neurotransmitter. Nerve agents are acetylcholinesterase inhibitors used as poison.