detachment
/dɪˈtætʃmənt; dɪ`tætʃmənt/ n
1 [U] detaching or being detached 派遣; 分遣
the detachment of units from the main force 从主力部队派遣的小分队.
2 [U]
(a) state of being not influenced by others 不受他人影响; 独立; 客观
show detachment in one's judgements 表现出独立的见解.
(b) lack of emotion; indifference 冷静; 超然
He answered with an air of detachment. 他以超然的神态回答.
3 [C] group of soldiers, ships, etc sent away from a larger group, esp to do special duties 分遣队; 支队; 特遣舰队
a detachment of signallers 通讯兵支队.