1. 不可动摇的：unshaded 未遮住的 | unshakable 不可动摇的 | unshakably 不可动摇地

2. danci.edu.pub

2. 不可动摇的/坚定不移的：unthinkable不可想象的/难以置信的 | unshakable不可动摇的/坚定不移的 | unfaithful不忠的/不诚实的

1. without flaws or loopholes

    e.g. an ironclad contract
           a watertight alibi
           a bulletproof argument

    Synonym: unassailablewatertightbulletproof

2. marked by firm determination or resolution
    not shakable

    e.g. firm convictions
           a firm mouth
           steadfast resolve
           a man of unbendable perseverence
           unwavering loyalty

    Synonym: firmsteadfaststeadystiffunbendableunfalteringunwavering