Hi-lo index
[经] 高低指数
🧩 词语组成解析
hi
[haɪ]
int. （用作问候语）嘿，喂;
abbr. 夏威夷群岛的书面缩写;（=high intensity）高强度;
interj. 瞧, 看
index
['ɪndɛks]
n. 索引;<数>指数;指示;标志;
vt. 给…编索引;把…编入索引;[经济学]按生活指数调整（工资、价格等）;
vi. [机械学]转位;
in(in)+dex(proclaim)→指针；索引；指数；食指；指标
🗣️ 情景例句
to ask Dad to sign as a guarantor.
请爸爸当担保人为我签字。
Help yourself.
请便！
A parliamentary committee representing all political parties appoints a person who is suitably qualified to investigate private grievances against the State.
议会内有一个代表各政党利益的委员会，由它委派一位称职的人选专门调查个人对国家的意见。