on guard

相关例句

• You should be on guard when a stranger comes to your doors.(当陌生人站在你家门前是，你应该有所堤防。)
• After all, cities are hyper-social places, in which residents must be constantly on guard, and have mathematically more opportunity to experience stressful interaction.(毕竟，城市是一个具有超社会性质的地方，身处其中的居民们必须时常保持警惕，并且拥有在数量上占优的机会去体验充满压力的相互作用。)
• If we are alert enough, we'll notice that we are always on guard.(如果我们足够警惕，你会发现我们经常是在站岗。)
• The animal that goes to a favorite food-foraging location and sees signs that a predator was there - but not the predator itself - may be on guard the next time.(在某些情况下，我们会幻想自己的先人又复活了。“一个动物到它最喜欢觅食地点，看到有个食肉动物一在那里的迹象，但不是食肉动物本身，可能是上次（下次）在那里站岗。)
• The world is alert and on guard as never before.(世界从没有向现在这样保持警惕和戒备。)
• Security was tight around the launch site, where about 1, 600 police were on guard.(安全措施紧密围绕发射场，其中约1600名警察守卫。)
• On guard: Mexico City is at a virtual standstill.(站岗：墨西哥处在一个实际意义上的停滞状态中。)
• Then they turn gracefully and walk past the two police officers on guard-the officers try not to stare-into the hotel ballroom.(然后，她们优雅的转过身去，走向那些不敢盯着她们的两名警官，然后进入宾馆的舞厅。)
• The soldier who is on guard is my friend.(那个站岗的战士是我的朋友。)
• Distrust increases tension and negative "on guard" behavior, which can erode the spirit of the team and ultimately productivity.(不信任会增加紧张和消极的“防范”行为，这会破坏团队精神而最终影响生产力。)