Punctuality is essential in the business world.
[mass noun]population projection is essential for planning.
Some accommodation between conservation and tourism is essential.
Parasailing is an essential leisure activity in Mauritius.
[with infinitive]it is essential to keep up-to-date records.
"In considering a problem, one must grasp its essentials."
The book deals with the essentials of English grammar.
The core of regular contributors is essential to the magazine.
Elbow pads and knee pads are essential on a skateboard.
Refractive index is the essential parameter of tissular optical characteristics.
LuXun -died the essential character is tics of China's intellectuals.
What is the essential difference between these two economic systems?
Delete what is dispensable and give more prominence to the essentials.
A good sleeping bag is an essential part of every campers equipment.
Peptide deformylase (PDF) is an essential enzyme involving in bacterial protein biosynthesis.
In scientific discussions it is essential to guard against subjectivism and arbitrariness.
Impartiality is essential to a judge.
They lay on all essential services.
Fluency in spoken English is essential.
I have levied on many writers for my essential conception of American culture.
Our essential, essential need is medical and intensive care transport.
And I think that's so essential, Conan.
It's clear that bilateral cooperation is essential.
It's clear that multilateral cooperation is essential.
And on some islands that is essential.
Good. I powered up all your essentials.
I like to travel with the essentials.
He's essential to the process around here.
Will's partnership is essential to this firm.
Pickles provide essential vitamins, minerals, and antioxidants;
He said I'm essential to his plan.
In American English this is not essential.
所以你要说，我的生日1994年6月10日 (" the" 10th " of" June 1994)
A clear pathway to full citizenship is essential.
Until recently, scientists thought that light was essential.
D. an essential factor in accomplishing any work.
This is essential; I'm conducting a murder investigation.
He was there, in the essential, classic circumstance.
Cells are an essential structure in living organisms.
The hormone prolactin is essential in making milk.
I'd have been requisitioned for essential war work.