Acidity：: 酸性; 酸味
the quality of being acid sourness
Acquaintance：: (通过工作或业务) 认识的人;相识
a person whom one knows, esp . through work or business , but who may not be a friend
This car is my latest acquisition .
enough for the purpose , and no more
The two surfaces adhered ( to each other ) , and we couldn‟t get them apart.
adjudicate to act as a judge : 裁判;裁决.
To adjudicate a singing competition
to change slightly , esp . in order to set right or make suitable for a particular job or new condition
I must adjust my watch because it‟s slow.
the control or direction of affairs, as of a country or business
You would need some experience in administration.
Approach : 靠近;接近
the act of approaching
The approach of winter brings cold weather . Appropriate
correct or suitable : 正确的;合适的
His bright clothes were not appropriate for a funeral .
Approve: 批准; 同意;通过.
to agree officially to
The company president approved the building plans .
Approximate :大概,大约 nearly correct , but not exact
The approximate number of boys in the school is 300 but remember that 300 is only an approximate figure .
living or happening in or on water :
to act as a judge in (an argument), esp. at the request of both sides
Someone must arbitrate between them.