1) His presence of mind deserted him.
他失去镇静。
2) He is as cool as a cucumber.
他非常镇静。
3) His self-assurance deserted him.
他失去自信。
4) Hope was lost to him.
他失去了希。
5) lose/keep one's head
发怒;慌张;失去理智，(头脑)发昏/保持镇静;不慌不忙
6) To lose one's poise or self-control.
失去镇定或自制
补充资料：失去
1.消失;失掉。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条