book up

予約で埋まる、満席になる

部屋や席、時間枠がすべて予約され、空きがなくなる。

やさしい英語で： To become fully reserved, so no rooms, seats, or times remain available.

• These tours book up quickly.
• The flights booked up before the holiday weekend.
• Will the hotel book up before we decide?

類義語： fill up, sell out

よく使う表現： book up quickly, book up for summer

すべて予約する

空いている部屋や席、時間枠をすべて予約し、ほかの人の分を残さない。

やさしい英語で： To reserve all the available rooms, seats, or times, leaving none for anyone else.

• They booked up every room.
• The club booked up all the seats on the bus.
• Did one company book the entire hotel up?

使い方： book up something (The company booked up all the rooms for its guests.); book something up (We booked the whole hotel up for the wedding.)

類義語： reserve everything

よく使う表現： book up something, book up the rooms

定跡を勉強する

チェスの序盤をうまく指せるよう、最初の手順を詳しく学ぶ。

やさしい英語で： To study the first moves of chess games carefully so you can play them well.

• He booked up before the chess tournament.
• I need to book up on this opening.
• She books up on new variations before important matches.

使い方： book up on something (She booked up on the opening her opponent usually plays.)

類義語： study openings

よく使う表現： book up on openings, book up before tournaments

勉強する、調べる

ある分野について、知識を深めるために勉強したり調べたりする。

やさしい英語で： To study a subject so you know more about it.

• I must book up before the exam.
• She booked up on French history for the trip.
• Have you booked up on the subject yet?

使い方： book up on something (I booked up on local history before the visit.)

類義語： study, read up, learn

よく使う表現： book up on something, book up before exams