1. "You need security clearance for that, " she said. “为这些内容你需要安全调查，”她说。
2. Red can hit a target only for clearance, the first hit 1000, increase incentives for a hit on each doubled! 只有连续击中靶子红心才能过关，第一次击中得1000分，每连续增加一次击中就奖励翻倍！
3. Introduced a new game : the role of red beard, yellow Pearl clearance to arrive, it is not easy ~ refueling. 游戏介绍：一个全新的角色，大红胡子，要抵达黄色宝珠才能过关，不容易哦~加油。
英英解释
n.
1. the distance by which one thing clears another; the space between them
2. vertical space available to allow easy passage under something
3. permission to proceed
