... 格雷西刮治器 Gracey curette 个别托盘 individual tray 个别牙错位 individual malposed tooth ...
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individual impression tray 分割式印模托盘
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Astronauts attach their individual food containers to a food tray with fabric fasteners. The tray itself connects either to the wall or to the astronauts' laps.
宇航员用一根固定带将盛有食物的食物托盘拉近自己，食物的托盘又与墙或者宇航员的膝盖系在一起。
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