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Condoms that are made of animal membrane will not safeguard you and also Many others — they protect from pregnancy, although not STDs. Stick to latex or polyurethane, or talk to your doctor regarding your other available choices.杀精剂是将接触到的精子杀死的制剂。它们可作为阴道泡沫、乳膏、凝胶、栓剂使用，在