Lee Ching-yun, a professor emeritus at National Taiwan University medical school, who is known as "the father of epidemiology in Taiwan," says with a sigh that Taiwan has really been too intimate with the mainland. Even in mid-May, there were many travelers back and forth.
素有「台灣疫苗之父」尊號的台大醫學系名譽教授李慶雲感嘆，台灣實在和大陸走得太近了，即使疫情已達高峰，在進出兩岸各需隔離十天的情況下，還是有許多人穿梭往返。