你可以把它们放进口罩专用垃圾桶里，也可以用可重复使用的口罩。
You can put them into mask-only trash bins or you can use reusable masks.
您一定不能陷入这样的误区：为每一个用户提供专用的公开机制，否则您将退回到SIMM级别3并将失去真正成熟服务的可重用性和解耦优点。
You must not slip into providing dedicated exposure mechanisms for each consumer or you will fall back to SIMM level 3 and lose the re-use and decoupling benefits of true mature services.
但不久后一群公司发现售卖专用软件是一笔有利可图的生意。
But companies soon discovered that selling proprietary software can be a very profitable business.
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