easily vulnerable

基本解释

Experimental studies show that coal had the lower volume modulus, relatively higher poisson , lower compressive and tensile strength, brittle, easily broken and vulnerable to compression.
实验研究表明，煤岩弹性模量较低，泊松比较高，抗压及抗拉强度均较低，脆性大，易破碎，易受压缩，物理力学性质具有显著的各向异性特征；
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As a result of inactivity and disuse, people's bodies can easily become weak and vulnerable to disease.
不活动和不使用的结果，人们的身体变得虚弱容易生病。
Just so, our first instances of self-expression that we offer into the world are vulnerable and easily defeated, but the effect of their success or failure on our personality is enormous.
正是因为这样，我们表现给这个世界最初的自我呈现是脆弱、易受挫折的，然而这种自我呈现的成功与否对于我们性格的影响却是巨大的。

Meanwhile, the home affairs ministry, the would-be guardian of Juki Net's integrity, revealed only last month that a separate data-sharing network it oversees for local governments was easily vulnerable to hackers.
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As a result, they develop anemia and become fatigued, are easily bruised and vulnerable to infections.
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He asserts that even if a missile interceptor succeeded in effecting a boost-phase "kill" on an incoming missile (that is during the early stage of its trajectory when it is moving relatively slowly, easily identified and vulnerable to destruction), its warhead might continue on and land in friendly territory with devastating effect.
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