1. At each change in engine sound she grew more wakeful . �����ŷ���������ÿһ�仯��Խ��Խ�����ˡ�
2. I am eager and wakeful, I an a stranger in a strange land. �ҿ����������ѣ�����İ�������ϵ�İ���ˡ�
3. It is the wakeful experience of life, an alert participation in the ongoing process of living. ���Ƕ�������һ�����ѵ����飬һ�ֶ���������Ĺ��̵ľ����ԵIJ��롣
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adj.
1. carefully observant or attentive; on the lookout for possible danger
2. (of sleep) easily disturbed
3. marked by full consciousness or alertness