其实它是橙色的。里面有一组线圈，用来永久保存空难前遗留的所有信息。
The black box, people call it, even though it's orange, and on the inside is a loop of wire that's the permanent record of all that's left.
两组线圈在一个连续电磁力的作用下来回移动一个微型活塞。
Two coils move the piston back and forth magnetically at a constant force.
两组线圈在一个连续电磁力的作用下来回移动一个微型活塞。
Two coils move a piston back and forth magnetically at a constant force.
两组线圈在一个连续电磁力的作用下来回移动一个微型活塞。
Two coils move a piston back and forth magnetically at a constant force.
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