在一些外部干扰很大的地区，恰当的做法是清理地点，拆除不合适的人工设备，比如多个的行军灶和建造的凳子和桌子。
On high impact sites, it is appropriate to clean up the site and dismantle inappropriate user-built facilities, such as multiple fire rings and constructed seats or tables.
刚开始的时候他卖廉价的货架，然后开始转向销售床，桌子和凳子，他取得了巨大的成功而他连自己的网址都没有。
Starting with cheap shelving, before moving up to beds and tables and chairs, his success was all achieved without even having his own website.
几十个研究人员坐在一排排的桌子前，而在繁忙的制图室里，设计人员坐在高高的凳子上，对着绘图板，制作复杂精美的报告和图表。
There were dozens of researchers seated in rows of desks and a bustling chart room where designers, perched on high stools at drafting tables, created elaborate presentations and charts.
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