Top Definition
所有生物都有必需的生命迹象,MRS GREN是七个生物必须运动的简称 分别是:
M Movement All living things move,even plants.
R Respiration. Getting energy from food.
S Sensitivity. Detecting changes in the surroundings.
G Growth. All living things grow.
R Reproduction Making living things of the same type.
E Excretion Getting rid of waste.
N Nutrition. Taking in and use food.
原句解释:Living things have certain life processes in common, there are 7 things they need to do to count as being alive.MRS GREN is a funny way to remember them.
by Eilladia Leomong April 16, 2014

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.