half-mast

n. 半旗
ad. 离旗杆一半的地方, 半旗
vt. 下半(旗)

动词过去式:half-masted 过去分词:half-masted 现在分词:half-masting 第三人称单数:half-masts 

half-mast

n.（名词）
The position about halfway up a mast or pole at which a flag is flown as a symbol of mourning for the dead or as a signal of distress.Also called half-staff
半旗：桅杆或旗杆一半的高度，旗帜在这个位置上飘动意味着向死者表示哀悼或是灾害的信号也作 half-staff
v.tr.（及物动词）
half-.mast.ed,half-.mast.ing,half-.masts
To place (a flag) halfway up a mast or pole.
降（半旗）：（将一面旗）升到桅杆或旗杆一半的高度上