1.

1. 无伴侣的：unaccommodating 不随和的 | unaccompanied 无伴侣的 | unaccomplished 未完成的

2. 另送行李：cabin baggage 放置机舱行李 | unaccompanied 另送行李 | airway bill 航运收据

3. 无伴奏的：unaccommodatedtothehotweatherinsummer 不耐暑热 | unaccompanied 无伴奏的 | unaccompaniedluggage 非随身携带的行李 不随身行李

4. 不伴随...的：unaccompanied 无伴侣的 | unaccompanied 不伴随...的 | unaccomplished 未完成的

1. 无人陪伴的；独自的
    If someone is unaccompanied, they are alone.

    e.g. It is estimated that every year 50 unaccompanied children arrive in Britain...
           据估计,每年有50名儿童独自来到英国。
    e.g. Kelly''s too young to go unaccompanied.
           凯利还太小，不能自己一个人去。

2. （行李、货物等）单独运送的，不随主人同行的
    Unaccompanied luggage or goods are being sent or transported separately from their owner.

    e.g. Unaccompanied bags are either searched or removed.
           单独运送的包裹或是遭到搜查，或是被搬走。

3. 无伴奏的；清唱的；独奏的
    An unaccompanied voice or instrument sings or plays alone, with no other instruments playing at the same time.

    e.g. ...an unaccompanied flute...
           独奏的长笛
    e.g. The piece is most often sung unaccompanied.
           这首歌大部分是在没有伴奏的情况下清唱的。

1. (of a state or an event) taking place without something specified occurring at the same time

    e.g. a headache unaccompanied by other symptoms

2. being without an escort

3. playing or singing without accompaniment

    e.g. the soloist sang unaccompanied

1. without anybody else or anything else

    e.g. the child stayed home alone
           the pillar stood alone, supporting nothing
           he flew solo

    Synonym: alonesolo