1·Please scour rust spots from the knife.
请擦去刀上的锈斑。
—— 《新英汉大辞典》
2·Please scour rust spots from the knife .
请擦去刀上的锈斑。
3·Meanwhile, no rust spots are on friction surface.
同时，联接面也不会出现锈点。
4·Has the shaving cream can left ugly rust spots on your shower?
您洗澡时，剃须膏会给您留下难看的锈斑？
5·Chrome needs to be polished regularly to prevent permanent damage caused by rust spots.
铬需要有规律的抛光来防止灰尘永久性的损害。
6·Thoroughly clean all metal surfaces of all rust; scale, grease, rough spots and other foreign matter, which may prevent proper paint adhesion.
彻底清除所有金属表面的锈迹，污垢，油脂，糙点，及其他防止油漆附着效果的杂质。
7·In some places stem rust may become endemic before the outside world even spots it.
在有些地区茎杆锈病也许会在外界发现之前就爆发。