An apron keeps his clothing unstained.

围裙使他的衣服保持原样.

And thou present'st a pure unstained prime.

当心呀，你正当妙龄，纯洁无疵。

Although he chain-smoked cigarettes, his hands were unstained.

虽然他是老烟枪，但他的手还没有被熏黑。

Their nuclei are pale and vesicular containing mainly unstained euchromatin.

细胞核染色苍白呈空泡状，应为主要含有的是不著色的常染色质。

Their nuclei are pale and vesicular, containing mainly unstained euchromatin.

细胞核染色苍白呈空泡状, 应为主要含有的是不着色的常染色质.

One of washing cloth is unstained white fibre, the other is color fiber.

水洗的衣物一是未经染色的白色织物，另一种是可以进行水洗的有颜色织物。

No reasonable man ought to doubt the unstained innocence of your relation at the bar.

凡是知理明义的人再不会怀疑你那站在被告栏里的亲戚的清白无辜了.