Single who have trouble finding a date may be suffering from unresolved grief, which can block love, a US author suggests.
美国一名作家称求偶受挫的单身人士可能苦闷忧虑、难以释怀，而这些情愫会让爱情避而远之。
Small concrete hollow blocks have been used widely for resident buildings in Shanghai, but the crack trouble of hollow block appeared quite prominent due to some reasons.
混凝土小型空心砌块在上海量大面广的住宅建筑中已广泛使用，但由于种种原因，砌块建筑的裂缝问题显得较为突出。
There are working indicator and trouble shooting indicator on the outer casing and the block, This made it easy to watch the operating state of the machine.
机箱和模块上均设有工作状态和故障指示，可以很方便地检测机器的运行情况。
There are working indicator and trouble shooting indicator on the outer casing and the block, This made it easy to watch the operating state of the machine.
机箱和模块上均设有工作状态和故障指示，可以很方便地检测机器的运行情况。
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