Some safes use electronic code locks, whose advantage is that the amount of its passwords is enormous.

也有部分保险柜使用电子密码锁，电子密码锁具有密码量极大，使用方便等优点。

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The Claims Conference, working with the U.S. Holocaust Memorial Museum, now presents each of the original ERR registration cards for over 20, 000 art objects in electronic form, listing Nazi ERR code numbers, artwork titles, artists, and detailed descriptions of each work.

FORBES: New Web Sites Help Track Nazi Plunder. The Timing Couldn't Be More Urgent.

When the bag is checked in, the tag is applied, and the airline's computer systems associate the tag's code with the passenger's electronic ticket.

ECONOMIST: REPORTS

That's what a group of heavyweight tech and entertainment companies learned last week when they tried to keep the lid on the code that could help break the electronic locks on HD-DVDs.

FORBES: Magazine Article