To suffer in heat — to be so hot that you feel weak, sticky and miserable. It is not just a measure of temperature; it always carries the discomfort.

To suffer in heat指的是在熱裡受苦 — to be so hot that熱到讓 you feel weak, sticky and miserable你覺得虛脫、黏膩又難受。It is not它不只是 just a measure of temperature溫度的量測而已；it always carries它總是帶著 the discomfort那種不舒服的感覺。

You swelter in a car with no air conditioning, in a crowded train, in a suit at an outdoor wedding in July. It is used with in: they sweltered in the afternoon sun.

You swelter你會swelter in a car with no air conditioning在沒冷氣的車裡、in a crowded train擁擠的火車上、in a suit at an outdoor wedding in July七月穿西裝參加戶外婚禮時。It is used with in它會跟in連用：they sweltered他們swelter in the afternoon sun在下午的太陽底下。

Honestly, the plain verb is not the form you will meet most. Far more common is the adjective sweltering, which describes the weather itself — a sweltering afternoon, sweltering heat, it's sweltering out there — and that one you will hear all the time in summer.

Honestly老實說，the plain verb動詞原形 is not不是 the form you will meet most你最常遇到的形式。Far more common更常見的是 is the adjective sweltering形容詞sweltering，which describes the weather itself它形容天氣本身 — a sweltering afternoon悶熱的下午、sweltering heat悶熱的暑氣、it's sweltering out there外面熱得要命 — and that one而這個形式 you will hear all the time in summer你夏天會一直聽到。

There is a noun swelter for the heat itself, but it is rare and literary. The word has a formal, written feel; a friend texting you about the weather is more likely to write 'it's boiling' or 'it's roasting'.

There is還有 a noun swelter名詞swelter for the heat itself指熱氣本身，but it is但它 rare and literary少見又偏文學。The word這個詞 has a formal, written feel帶有正式、書面的味道；a friend texting you朋友傳訊息跟你聊天氣時 about the weather more is more likely to write更可能寫 'it's boiling' or 'it's roasting'「熱死了」或「快烤熟了」。

Newspaper headlines love it: 'City swelters as temperatures hit 38'.

Newspaper headlines新聞標題 love it很愛用它：'City swelters as temperatures hit 38'「氣溫飆到38度，全城swelter」。