1、保守[词典]guard; keep; hold on; conservative;

2、[例句]那就是为什么我必须得相信你会保守这个秘密的原因。That's why I must trust you to keep this secret.

3、他们指责激进派和保守派都在试图挑起党内分歧。They accused both radicals and conservatives of trying to provoke a split in the party.

4、保守党和国家的机密，慎之又慎。One cannot be too careful in guarding Party and state secrets.