hot的ing形式怎麼寫

hot的ing形式：hotting

Biosimilars are a hot new area .生物仿製是一個熱門的新領域。

It has been a hot topic of conversation .這是現在大家熱議的題目。

He was also unburned by the hot biodegradable bleach that had covered his body .由於身上裹了一層熱的能進行生物降解的漂白粉，他連燒傷都沒有。

It should feel warm ， not hot .溫度應是感到溫暖而不燙手。