他们继续往下钻，终于找到了一些天然气的气阱。
They continued down until they came to some pockets of natural gas.
如果飞机突然下落，可能是碰到了气阱(气流)。
If the plane drops suddenly, it is probably an air pocket (air current).
她用手掌入水并用手掌分开，而且用手臂在水下做蛙泳动作，使身体的每一侧形成气阱。
She lands on the palms of the hands and opens the water with them. Also, she performs a breaststroke motion with her arms under water, so creating pockets of air on either side of her body.
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