to focus attention or effort on something specific
сосредотачиваться на чем-то конкретном (sosredotachivatsya na chem-to konkretnom)
"You need to hone in on your weaknesses to improve faster."
"Тебе нужно сосредоточиться на своих слабостях, чтобы улучшаться быстрее." (tebe nuzhno sosredotochitsya na svoikh slabostyakh, chtoby uluchshatsya bystree)
to express an opinion or contribute to a discussion
to voice concerns on behalf of people who are absent
to meet a required ethical or professional standard
to cause prices to increase rapidly
to continue supporting or believing in something or someone
to return to growth after an economic decline