In such close quarters personal hygiene is a must, but the weightless conditions make washing a delicate chore.
在如此拘谨的生活环境中，必须保持个人卫生，然而无重力的环境让洗漱变成了一件精细的活儿。
In such close quarters personal hygiene is a must, but the weightless conditions make washing a delicate chore.
在如此拘谨的生活环境中，必须保持个人卫生，然而无重力的环境让洗漱变成了一件精细的活儿。
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