We guarantee the fastness of these dyes. 我们担保这些染料不褪色。
"A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more." "科幻小说不能简单地看成是供消遣的，而实际上它给读者展示更深刻的内容。"
Each Member shall require ships that fly its flag to provide financial security to ensure that seafarers are duly repatriated in accordance with the Code. 各成员国应要求悬挂其旗帜的船舶提供财政担保以确保海员根据守则得以合理遣返。
