"Thin as a fiddle string" nghĩa là gì?

"Thin as a fiddle string" = mỏng như dây đàn vi-ô-lông -> nghĩa là rất mỏng.

Ví dụ

Our commonalities (tương đồng, phổ biến) may be as thick as a knot or as thin as a fiddle string. As individuals we are strands; as communities we are interwoven (gắn bó).

You might not know that teeth have between one and three roots and within these roots, several canals (ống) can be as thin as a fiddle string.

This development has significant importance because many of these canals are so small that they can’t be seen with bare eyes. Our endodontists (bệnh học nội khoa răng miệng) use modern hand files which can be as thin as a fiddle string to clean the damaged area and replace the pulp (tủy răng) with a special, biocompatible (tính tương hợp sinh học) material to preserve the natural tooth.

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