danger area
A type of hitch used to attach a line to a ringbolt with a series of alternate simple hitches. Also known as the alternate ring hitching.
simple past tense and past participle of turntable
To add something to another thing, especially territory; to incorporate. / To attach or connect, as a consequence, condition, etc. / (intransitive) To join; to be united.
(air traffic control) an airspace within which it is dangerous for aircraft to fly.
軍事演習中は、航空機の安全を確保するためにパイロットは危険空域を避けなければならない。
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