tension

緊張

不安、怒り、恐怖などで、気持ちを落ち着かせにくい状態。

やさしい英語で： A feeling of worry, anger, or fear that makes it difficult to relax.

• I felt tension in the room.
• Her joke eased the tension.
• There was growing tension as we waited for the results.

使い方： tension in something (There was tension in the office before the announcement.)

類義語： unease, strain, stress

反対語： relaxation

よく使う表現： tension in something, feel tension, ease tension

緊張、対立

必要なことや利害、力が対立して生じる、難しい関係や状況。

やさしい英語で： A difficult relationship or situation caused by opposing needs, interests, or forces.

• There is tension between the two teams.
• Tensions rose over the disputed border.
• She explored the tension between family duties and career goals.

使い方： tension between A and B (There is tension between saving money and improving services.); tension with someone (His tension with the manager affected the whole team.); tension over something (Tension over trade increased between the countries.)

類義語： friction, conflict, strain

反対語： harmony

よく使う表現： tension between groups, political tension, tension over something

張力

物がぴんと張った状態、または物を引っ張って張らせる力。

やさしい英語で： The state of being stretched tight, or the force that makes something tight.

• The rope is under tension.
• Adjust the tension of the guitar strings.
• Too much tension can break the wire.

使い方： under tension (The cable must remain under tension.); tension in something (Loosen the screw to reduce tension in the belt.)

類義語： tightness

反対語： slackness

よく使う表現： rope tension, under tension, tension in something

電圧

電流を流すもとになる、二つの点の間の電位の差。

やさしい英語で： The difference in electrical force between two points.

• The equipment operates at high tension.
• Engineers measured the electrical tension across the circuit.
• The old manual specifies a low tension for this supply.

類義語： voltage, potential difference

よく使う表現： high tension, low tension, electrical tension

張る

物を引っ張ってぴんと張る、または張り具合を調整する。

やさしい英語で： To pull something tight or adjust how tightly it is stretched.

• Tension the cable before use.
• The mechanic tensioned the drive belt.
• Have you tensioned all the wires evenly?

類義語： tighten

反対語： loosen

よく使う表現： tension a cable, tension a belt, tension a wire