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1.Help may be at hand for those of us who want to keep the wrinkles and grey hair at bay and slow down the process of aging.
at hand在手边，在附近
Having the right equipment at hand will be enormously helpful.
手头上有合适的设备将会帮上大忙。
2.Researchers say that broccoli, cabbage and avocado in particular contain a compound that helps slow down the rate at which we age.
in particular尤其，特别
He stares detachedly into the middle distance, towards nothing in particular.
他漠然而漫无目标地注视着不远处。
3.It helps slow down the physical signs of getting old.
slow down（使）慢下来
There is no cure for the disease, although drugs can slow down its rate of development.
尽管药物可以减缓病情的发展，但是这种病仍然是不治之症。
4.This latest research casts new light on this mystery.
cast light on 阐明，使人了解
That information may cast light on the mystery.
那项情报可能有助于查明那件疑案。
