They are almost as expeditious and effectual as Aladdin's lamp.是什么意思？

They are almost as expeditious and effectual as Aladdin's lamp.

他们几乎像如意神灯那么迅速有效.

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

almost

adv. 几乎，差不多，将近，快要，近乎；

例句
Despite considerable pain she has been getting out and about almost as normal...
尽管还很痛，她已经基本上行动如常。

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

expeditious

adj. 迅速而有效率的，迅速完成的；

例句
The judge said that arbitration was a fair and expeditious decision-making process.
法官说仲裁是公平且迅速有效的判决过程。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

effectual

adj. 奏效的，收效的，行之有效；

例句
This is the only effectual way to secure our present and future happiness.
这是确保我们现在及以后都会幸福的唯一有效途径。

lamp

n. 灯，发热灯，照射灯；

例句
The Night Rider lamp has been designed to conform to new British Standard safety requirements...
“夜行者”灯的设计符合新的英国安全标准的要求。