1.
The difficulties of active olfaction are pointed, out at the end.
最后，指出了当前主动嗅觉研究的主要难点。
2.
former president
前总统／主席／校长／会长
3.
Technical Service Supervisor
售前/售后技术服务主管
4.
pre-rider officer training
主任级职前实习训练
5.
pre-capitalist commercial capital
前资本主义商业资本
6.
The president will come and take the chair.
校长将前来主持会议。
7.
To proceed toward(a main topic)with preliminary remarks.
用前言引入（一主要话题）
8.
a likely topic for investigation.
前景可观的调查主题
9.
front mounted double reduction final drive
前置式双级主减速器
10.
He made a point of thanking the hostess before he left the party.
他离开晚会前特地前去向女主人道谢。
11.
He contended that Communism ahd no future.
他主张共产主义是没有前途的。
12.
Humble yourselves before the Lord, and he will lift you up.
务要在主面前自卑，主就比叫你们升高。
13.
Old democracy is the characteristic of the first eighty years.
旧民主主义——前八十年的特点。
14.
On the Diversity and Localism of the Subject of Conscription and Localism in the Early Years of the Republic of China;
民国前期征兵主体多样化与地方主义
15.
Analysis of Reasons for Abortion of the Neo-Democratism Society;
新民主主义社会提前终结的原因分析
16.
Major Targets of Democratic Cultural Transformation in Today s China;
论当前中国民主文化转型的主要目标
17.
the sons of former slaves and the sons of former slave-owners
从前奴隶的子孙们和从前奴隶主的子孙们
18.
The Xiongnu entered Xinjiang mainly around 176 B.C.
匈奴人，主要是在公元前176年前后进入新疆的。