1·A string of small islands built along the outer margin is intended to recall the pearl-diving culture of the nation’s past.
人工岛外侧将兴建一条岛链，目的是让游客联想到该国过去的采集潜水的文化。
2·The invention discloses a safety-type toy boomerang, including a leaf blade, whose outer margin is provided with a ring-shape guard ring.
本发明公开了一种属于玩具的安全型飞去来去，包括叶片，叶片的外缘具有环形的护圈。
3·The margin edge or outer edge includes the margin applied to the element.
margin edge或outer edge包括了应用到某元素的边框。