essential [i'senʃəl]

[网页划词已开启]

Ӣ������

adj. �����ģ���Ҫ�ģ����ʵģ�������
n. ���ʣ�Ҫ�أ�Ҫ�㣻����Ʒ

ͬ���

n. necessary��necessity��requirement��requisite
a. all important��crucial��indispensable��substantive

�����

n.   inessential��nonessential
a.   adjective��inessential��procedural��unessential

�ʻ����

basic��essential��fundamental��radical��vital
��Щ���ݴʾ��С������ģ������ġ�֮�⡣

�����

1. It is an essential aspect of forgiveness.
���ǿ�ˡ�е�һ����Ҫ���档
2. Time keeping is essential to dream weaving.
ʱ��һ���������֯��Ҫ�ء�
3. Copy control is an essential part of defining any C++ class.
���ƿ����Ƕ�������C++��ز����ٵIJ��֡�

ӢӢ����

n.
  1. anything indispensable
  2. absolutely necessary; vitally necessary
  3. basic and fundamental
  4. of the greatest importance
  5. being or relating to or containing the essence of a plant etc
  6. defining rights and duties as opposed to giving the rules by which rights and duties are established
  7. absolutely required and not to be used up or sacrificed

��������

essential
��Ҫ�ģ��ز����ٵģ����ʵģ�������; ���ʵ�; ����ģ����еģ�������; �����;
essential use
ʵ����ʹ��; ��Ҫ��;; ʵ����ʹ�f;
Essential Requirements
��ҪҪ��; ����Ҫ��; �����淶;
essential accessory
���踽��;
essential utilities
����������ʩ����ú��ˮ���;