声学纤维最令人叹为观止的是其直径只有1.1毫米。
What is so remarkable about these fibres is that they are only 1.1 millimetres in diameter.
这些色彩是火山活动的结果，其美丽令人叹为观止。
The colors are a result of volcanic activity. The beauty is breathtaking.
这些色彩是火山活动的结果，其美丽令人叹为观止。
The colors are a result of volcanic activity. The beauty is breathtaking.
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