Last Updated：2025/12/08

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(tennis) Describing a tennis ball having a thinner felt woven more tightly around the ball's core, designed for softer court surfaces such as clay.

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regular-duty

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Source Word

regular-duty

Adjective

not-comparable

Japanese Meaning

柔らかいコート面（例：クレーコート）向けに、球の芯を覆うフェルトが薄く、より密に編まれている特性を持つテニスボールのこと。

What is this buttons?

During the clay-court drills, the coach insisted we use regular-duty balls to get the proper bounce and spin.

Google Translation / DeepL Translation

クレーコートのドリルでは、コーチは適切な弾みとスピンを得るために、フェルトが薄く芯に向かってきつく織られたクレーコート用ボールを使うように指示した。

Details

Sense（1）

The men at the U.S. Open use what is known as an “extra-duty” ball, which means the felt on the outside of the ball is woven slightly more loosely than the “regular-duty” ball the women use. […] However, the regular-duty balls “play faster,” Collins said through a spokeswoman for the company.

Google Translation / DeepL Translation

Details

regular-duty

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regular-duty

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