和任何软件产品一样，DB 2并不是完美的，而且IBM几乎每季度都会发行修订包，以设法改善软件的可靠性。
Like any software product, DB2 is not perfect and IBM constantly tries to improve the reliability of software with releases of fix packs nearly every quarter.
那个码头是进行谋杀的完美地点——附近没有房子，而且从主要道路上几乎看不到那里。
The pier was a perfect site for a murder - there were no houses nearby and it was virtually invisible from the main roads in town.
这种器具几乎是隐形的而且非常舒服，会逐渐让你的牙齿得到矫正，让你也可以展现完美的笑容。
They are almost invisible, extremely comfortable, and will gradually straighten your teeth into the perfect smile.
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