retardation
noun[U]
formaluk/ˌriː.tɑːˈdeɪ.ʃən/us/ˌriː.tɑːrˈdeɪ.ʃən/slowdevelopment, ordevelopmentthat isslowerthan it should be:
迟缓;阻滞;延迟Severeirondeficiencycancausedevelopmentaldelayandgrowthretardation.严重缺铁会导致发育迟缓。
Delaying and wasting time
- ado
- busywork
- buy timeidiom
- carry
- carrysomethingover
- dally
- inefficiency
- inefficiently
- kick
- kicksomethinginto the long grassidiom
- kick the can down the roadidiom
- push
- retard
- setsomeoneback(something)
- shelve
- sit
- sit onsomething
- slow roll
- spin
- stall
You can also find related words, phrases, and synonyms in the topics:
Increasing and decreasing speed of motion