중앙 난방 시스템을 나타내는 약어.
Central Heating.
예문:
"The building manager confirmed that the CH system needed maintenance before winter."
"We are installing a new, energy-efficient CH unit next month."
책이나 문서의 장(章)을 나타내는 약어.
Chapter. Used primarily in citations or references.
예문:
"Please read ch. 5 and be prepared to discuss the main themes."
"The reference guide lists important information in ch. 12, section B."
"The index shows that the topic is covered starting on page 45 of ch. 3."
스위스 연방(Confoederatio Helvetica)을 나타내는 국제 코드.
Switzerland (from Latin 'Confoederatio Helvetica'). Used as an international code, especially for vehicle registration and internet domains.
예문:
"The vehicle registration plate displayed the country code CH, indicating Switzerland."
"The internet domain ending in .ch belongs to a Swiss organization."