Whatever the situation, it can place stress and strain on a relationship - you want to keep your boyfriend or girlfriend happy, but you don't want to compromise what you think is right.

不论是哪种情况都会给这段恋情带来压力和束缚——你想让你的男友或女友高兴，但在你认为对的事情上你又不愿意妥协。

But experience from the southern hemisphere during their winter season shows that the virus can place a considerable strain on health services and can result in serious illness and death.

但南半球冬季的经验显示，此病毒可能会对卫生机构造成相当大压力，并可能导致重病和死亡。

Isolating the lower body while pedaling might feel like a great exercise for the quadriceps, but it can place undue strain on the knees and spine.

站在踏板上作上下蹲的动作，看起来好像对锻炼大腿四头肌特别有效，其实它对膝盖和腰椎都有伤害。

Switzerland manager Kobi Kuhn is hopeful Phillipe Senderos will recover from a thigh strain to take his place against France, as they kick-off their World Cup on Tuesday.

瑞士教练库恩希望森德罗斯能够从大腿过度疲劳的拉伤中迅速恢复过来，以便在周二对阵法国的世界杯比赛上可以上场。

This customizable app allows you to place a shade over your screen to reduce the strain on your eyes.

这个应用程序允许你在屏幕上放置阴凉处，以减少对眼睛的疲劳。