1.
Expression of Human Hepatitis B Virus PreS1 and SS1 in Bombyx mori;
人乙肝前表面抗原preS1和重组表面抗原SS1在家蚕中的表达
2.
cover the front or surface of.
在……的前面或表面覆盖。
3.
A precedes B in the alphabet.
字母表上A 在B 的前面。
4.
A comes before B in the alphabet.
在字母表中A 在B 的前面.
5.
The forward part or surface, as of a building.
前部，正面前面部分或表面部分，例如指建筑物
6.
To enact(a feat or role)before an audience.
表演在观众面前表演（一项技艺或角色）
7.
The surface of the front of the head from the top of the forehead to the base of the chin and from ear to ear.
脸头部前部表面，从前额顶到下巴以及两耳之间
8.
(meteorology) of or relating to the front of an advancing mass of air.
（气象学）属于或关于前进气团表面的。
9.
We must not show the slightest timidity before a wild beast.
在野兽面前，不可以表示丝毫的怯懦。
10.
An incident wavefront of light makes an angle of 60°with the surface of a pool of water.
一束入射光的波前和水塘表面成60°角。
11.
Code for steel surface preparation before application of paint
涂装前钢材表面预处理规范
12.
Earlier, it showed someone in the castle.
早前，它上面表示城堡里有一个人，
13.
We should abase ourselves before God
我们应该在上帝面前表示谦卑。
14.
he acts very securely in fron of the camera.
他在摄像机面前表现得很自然。
15.
I have the honor, (honour)of performing before you all.
我很荣幸地利各位面前表演。
16.
File down the woodwork before you paint it.
在油漆木制品之前先把表面打磨平滑。
17.
Before painting the wood, roughen the surface with sandpaper.
油漆木器前，先用砂低把表面磨毛糙。
18.
She stared stonily in front of her.
她面无表情地注视着前方.