Design, plan and install necessary safety signages, posters and facilities etc.
策划和安装必要的安全警示标志、标识牌和安全设施等。
It is mainly because of administer, expenses, accidents, public order and maintenance of ground and facilities etc.
造成此现状的原因有管理问题、经费问题、意外事故问题、治安问题、场地设施维修问题等。
Visit museums, art galleries, astronomy observatories, food-making facilities (e.g., chocolate, cheese, etc.), and while away the cold hours in their heated rooms learning something new.
去参观博物馆,画廊,天文台,食品厂(尤其是巧克力奶酪制品厂),在他们暖和的房间里消磨寒冷的时光的同时还能学到一些新知识。
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