drilling

穴あけ、掘削

回転する道具で穴をあける作業。地下の水や石油を探す際にも行う。

やさしい英語で： The activity of making holes with a tool that turns, often to reach oil or water underground.

• The drilling made a lot of noise.
• Offshore drilling began last summer.
• Workers stopped drilling when they reached water.

類義語： boring

よく使う表現： oil drilling, offshore drilling, drilling equipment

反復練習、訓練

動作や作業を身につけるために繰り返す練習。特に兵士や学生が行う。

やさしい英語で： Repeated practice of movements or tasks to learn them well, especially by soldiers or students.

• Daily drilling helped the soldiers improve.
• The class did some drilling of difficult sounds.
• Hours of drilling made the movements feel natural.

類義語： practice, training

よく使う表現： daily drilling, military drilling, pronunciation drilling

三連銃

銃身が三つある長い銃。普通は異なる種類の銃の機能を兼ねる。

やさしい英語で： A long gun with three barrels, usually combining different types of gun in one.

• The hunter carried a drilling.
• This drilling has two shotgun barrels and one rifle barrel.
• The museum owns several old drillings.

よく使う表現： hunting drilling, drilling barrels, loaded drilling

綾織り生地、ドリル生地

斜めの筋がある丈夫な綿や麻の布。耐久性のある衣服に使う。

やさしい英語で： Strong cotton or linen cloth with a pattern of diagonal lines, used for tough clothing.

• The trousers are made of drilling.
• She bought heavy cotton drilling for the uniforms.
• This drilling has a tight diagonal weave.

類義語： drill

よく使う表現： cotton drilling, heavy drilling, drilling fabric