I believe the rigorous training I underwent supercharged my cardiovascular engine .

我相信这段时间以来我接受的严格训练增强了我的心脏机能。

Early dinosaurs underwent vast morphological changes as they aged .

早期的恐龙经历了巨大的形态学变化。

Each one underwent regular treadmill tests to measure their fitness .

每个人都进行了常规的跑步机测试来检验他们的健康水平。

Miss webb first displayed symptoms of ovarian cancer in 2008 . She underwent surgery and in february 2010 began chemotherapy .

珍玛首次出现癌症症状时是在2008年，她做了手术切除，之后在2010年2月开始了化疗。

Her father underwent a major operation last week .

她父亲上周动了一次大手术。