她明白自己强作欢颜是瞒不了谁的.She knew that her efforts to feign cheerfulness weren't convincing.她感到一阵恐慌，但还是强作镇定地离开了房间。She felt a wave of panic, but forced herself to leave the room calmly.虽然经受着内心的煎熬，但他仍强作欢颜，这实属不易。It was quite an...