The drug improved mental alertness.该药有助于提神。Alertness, calmness, courage : he could see them all in the youngster's face.机警, 镇定, 胆量,都摆出在这年青人的脸上.We must maintain a military standard, an alertness, and never vary it.我们...
It became hotter and hotter as the day progressed.当天的天气越来越热。Discussions never progressed very far...讨论一直没多大进展。How far will members have progressed towards harmonising their economies?各成员国在使彼此经济协调一致的进程上会有多大进展？George Fodor...