Part 2 字根 表示{行为动作}的字根 ambul = walk 走
入门字
ambulance (n.) 救护车
ambul/ ance
walk/ 名词字尾
进阶字
1. ambulatory (a.) 能行动的，走来走去的
ambul/ at/ ory
walk/ 形容词字尾
He is classified as an ambulatory patient because he can move about freely after the surgery.
他开完刀还能四处行走，因此被归类为能行动的病人。
2. somnambulant (a.) 梦游的
somn/ ambul/ ant
sleep/ walk/ 形容词字尾
She can't sleep well because she's married to a somnambulant husband.
她嫁了个会梦游的老公，所以晚上睡不好。
3. preamble (n.) 前言
pre/ amble
before/ walk
Many American students can recite the Preamble to the Constitution.
许多美国学生会背诵美国宪法的前言。