To his surprise he didn't feel too weak. Light-headed certainly, and with a sense of unreality, but able to walk.
令他惊讶的是，他并没有感觉太虚弱，虽然头晕，并有些不真实感，但能走路。
《柯林斯英汉双解大词典》
2
This time, however, the rush to the poles is more of acrawl, which means we could be headed toward a very weak solar maximum in2013—and it may delay or even prevent the start of the next solar cycle.