log

丸太、薪

木から切り出した太くて普通は丸い木材。燃料や建築に使う。

やさしい英語で： A thick, usually round piece of wood cut from a tree, often used for fires or building.

• Put another log on the fire.
• He chopped the logs into smaller pieces.
• We stacked dry logs beside the house.

よく使う表現： wooden log, burn a log, pile of logs, cut a log

記録、ログ

出来事を普通は日時とともに、紙やコンピューターに残した記録。

やさしい英語で： A written or computer record of events, usually with their dates and times.

• The captain checked the ship’s log.
• We keep a daily log of our expenses.
• The computer logs show when the error occurred.

使い方： log of something (Keep a log of every visitor to the building.)

類義語： record, register

よく使う表現： keep a log, computer log, log of something

丸太、倒木

枯れた木から枝を取り除いた幹の部分。

やさしい英語で： The main part of a dead tree with its branches removed.

• We sat on a fallen log.
• A large log lay across the stream.
• Insects lived inside the hollow logs.

類義語： trunk

よく使う表現： fallen log, hollow log, log across something

対数

ある数を得るために、底となる数を何乗すればよいかを表す数。

やさしい英語で： A number showing what power a base number must be raised to in order to produce another number.

• Find the log of this number.
• We used natural logs to solve the equation.
• The log of 1000 to base ten is three.

使い方： log of a number (The log of 100 to base ten is two.)

類義語： logarithm

よく使う表現： natural log, log of ten, take the log

記録する

後で確認できるように、情報を書いたり保存したりすること。

やさしい英語で： To write down or save information about something so it can be checked later.

• Please log every phone call.
• She logged the time of each delivery.
• The system automatically logs all errors.

類義語： record, register

よく使う表現： log the details, log working hours, log an incident

伐採する

木材を得るために木を切り倒す、または幹を大きく切り分けること。

やさしい英語で： To cut down trees for wood, or cut their trunks into large pieces.

• They plan to log this forest.
• The hillside was logged last winter.
• Companies have logged large areas near the river.

類義語： fell

よく使う表現： log a forest, log an area, log the trees

ログアウトする

オンラインゲームとの接続を切り、プレイをやめること。

やさしい英語で： To stop playing an online game by disconnecting from it.

• I need to log now.
• Our last opponent logged before the match ended.
• Half the team had logged by midnight.

類義語： log out, disconnect

よく使う表現： log after something, log before something