His strange habit makes sense when you consider that he's an environmental scientist who studies how to reduce litter, including things that fall off garbage trucks as they drive down the road ．

Steven Stein likes to follow garbage trucks ．

史蒂芬·斯坦喜欢跟着垃圾车。

Application of AC Technique in Drive System of Electric Forklift Trucks

交流技术在电动叉车驱动系统的应用

Use and management of lead acid battery for battery forklift trucks

电瓶叉车用铅酸蓄电池的使用管理

CAD System for Transverse Turning Hydraulics Cylinder of Forklift Trucks Based on Three-dimensional Environment

基于三维环境下叉车横置转向液压油缸CAD系统

Current situation and trends of large tonnage forklift trucks at home and abroad

国内外大吨位叉车的现状和发展趋势

The application of social survey in strategic management

社会调查法在战略管理中的应用

Application Social Survey to Teaching of Health Law

社会实践在卫生法教学中的应用

Study on the Social Survey System of Juvenile Delinquency

未成年人犯罪案件中的社会调查研究

The Attempt of Social Survey by the Early Chinese Visiting Students in Japan

中国早期留日学生的社会调查实践

The Discussion on the Social Survey Method for Resident Effected by Railway Environment Noise

铁路环境噪声对人群影响的社会调查方法

eaching Reform and Method Exploration of "Methods of Social Survey"

社会调查方法教学改革与实践模式探讨

The boy was tied up inside in a knot of apprehension.

孩子的内心世界由于担忧而感到惴惴不安.

He carried his concentrated burden and his perpetual suspense.

他独自负荷着沉重的负担,长期怀着惴惴不安的心情.

Have no doubts because of trouble nor be thou discomtited.

你虽然在困苦中也不惴惴不安.

The men are scared by the thought of the combat to come.

人们一想起即将来临的战斗就惴惴不安.

The breathless days slipped by.

令人惴惴不安的日子一天天地过去.

His brutal temper made everyone feel very ill at ease.

他暴虐的脾气让每个人都惴惴不安.

Although he frequently acted in this manner , yet somehow today the circumstance worried Owen considerably.

尽管他经常这样, 但是不知道什么缘故今天这种情况使欧文感到惴惴不安.

The boy had a cough coming every few hours with increasing intensity.

这男孩每几个小时要咳一次,并越来越严重.

Every few paces he glanced back across his shoulder.

每隔几分钟,他转过来回头看看.