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。