n. 1.许可入场[入校等]。 2.【建筑】通道。 3.【物理学】导纳。 短语和例子 have free admittance to the theatre 可免费进入剧场。 gain [get] admittance to 准入…，进入…。 No admittance (except on business) (闲人)免进，(非公)莫入。
the act of admitting someone to enter; "the surgery was performed on his second admission to the clinic" 同义词：admission,
the right to enter 同义词：entree, access, accession, admission,
In electrical engineering, the admittance (Y) is a measure of how easily a circuit or device will allow a current to flow. It is defined as the inverse of the impedance (Z).
例句与用法
1.
Construction site. no admittance . 施工重地，闲人免进。
2.
No admittance without a pass . 凭证件（票）方许入内。
3.
I was refused admittance . 我被拒诸门外。
4.
No admittance . 不准入内。
5.
Cave had interest with the doorkeepers; he and the persons employed under him got admittance . 脱党人和看门人有某种关系，他和他手下雇用的人被允许进入会场。
6.
Most were barely polite to the staff whose job was to check identifications before allowing admittance to the hall . 大多数人对大厅门口检查身份证的人员几乎不客气了。
7.
For a moment i considered it absurd that i should need such a weapon to gain admittance into my own residence . 当时我认为需要这么一个武器才能进自己的家，那是荒谬的。
8.
That ' ll be 3 and 1 1 plus sixpence for admittance of dog 带狗进来要多交6便士
9.
Air admittance valves for plumbing drainage systems 污水管道系统用气体导入阀
10.
Last admittance - 30 minutes before closing time 入场截止时间-关闭时间的30分钟之前
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