on the half hour

on the half hour — 慣用語

1. happening at 30 minutes past every hour — for example, a bus that departs at 10:

1.慣用語B1
釋義

每半點

每小時半點；用於班次與排程

happening at 30 minutes past every hour — for example, a bus that departs at 10:30, then 11:30, then 12:30, repeating this pattern through the day.

例句

Buses to the city centre leave on the half hour all morning.

往市中心的巴士整個上午每半點發車。

scheduling pattern: [transport] + leave + on the half hour

The old clock in the square chimes on the half hour without fail.

廣場上的老鐘每半點準時敲響。

常見搭配
  • leave on the half hour
  • depart on the half hour
  • run on the half hour
  • chime on the half hour
同義詞
反義詞
  • on the hour

    at the top of each hour (12:00, 1:00, etc.), not at the half-past point

文法句型

[transport/service] + leave/run/depart/arrive + on the half hour

用法筆記

Used with scheduling verbs such as leave, depart, arrive, start, run, and be broadcast. The phrase describes a pattern that repeats at every half-past mark, not a single one-off time.

常見錯誤

The train leaves at half past.
The train leaves on the half hour.
'at half past' needs a specific hour (at half past ten); 'on the half hour' means at every half-past mark without naming the hour.
Buses depart on half hour.
Buses depart on the half hour.
the fixed phrase always includes 'the' before 'half hour'.

2. taking place exactly thirty minutes after the start of a sports match — for exam

2.慣用語C1
釋義

比賽半點

比賽開始後第三十分鐘的時刻

taking place exactly thirty minutes after the start of a sports match — for example, a goal scored at the 30-minute mark of a football game or a substitution made at that point.

例句

Amara curled a free kick past the keeper on the half hour to level the score at one apiece.

Amara 在比賽半點以一記弧線自由球繞過守門員，將比分扳成一比一平手。

sports: score + on the half hour

Dimitri was substituted on the half hour after a heavy tackle left him limping badly.

Dimitri 在比賽半點被換下場，因為一次激烈的鏟球讓他走路一拐一拐。

sports: passive, be substituted + on the half hour

常見搭配
  • score on the half hour
  • concede on the half hour
  • be substituted on the half hour
同義詞

文法句型

[player/team] + score/concede + on the half hour

用法筆記

Restricted to sports commentary, especially football and rugby. Refers specifically to the 30-minute point measured from kick-off or the start of play, not from a restart or the beginning of the half.

常見錯誤

The team scored on the half hour of the second half.
The team scored on the half hour.
'on the half hour' is measured from the start of the match; for a goal 30 minutes into the second half, say 'at the 75th minute' or similar.