一应俱全

1. Basic Information

• Pinyin: yī yīng jù quán
• English Translation: Everything needed is available (complete in all respects)
• Idiom Composition: 「一应」（All; every (referring to everything that should be there)）＋「俱」（All; entirely (a formal term similar to 都 (dōu))）＋「全」（Complete; whole; finished）
• Meaning: A state where all necessary items, facilities, or requirements for a specific purpose are fully provided without exception. It emphasizes functional completeness and convenience.

2. Detailed Meaning and Nuances

「一应俱全」 contains the following nuances:

• Completeness: The phrase emphasizes a lack of deficiency, where 一应 (yī yīng) (all things) are 俱 (jù) (all) 全 (quán) (complete).
• Specific Scope: It is generally used for concrete sets of items like furniture, facilities, goods, or documents, rather than abstract concepts.

3. Usage

「一应俱全」 is mainly used in the following contexts:

• Facilities and Infrastructure: Used to highlight that hotels, rooms, schools, or hospitals are well-equipped with everything necessary.
  • Example:「这家酒店虽然不大，但房间内设施一应俱全，住得很舒服。」
    （This hotel isn't large, but the room facilities are complete in every detail, making it very comfortable.）
• Product Selection and Stock: Describes a store or warehouse that carries a full range of necessary goods.
  • Example:「这家超市里的生活用品一应俱全，你不用跑好几个地方去买。」
    （This supermarket has everything you need for daily life, so you don't have to go to multiple places.）
• Preparation and Equipment: Refers to a state where tools, materials, or gear for a trip or project are fully prepared.
  • Example:「露营所需的帐篷、睡袋和炊具，我们都已经准备得一应俱全。」
    （We have already prepared the tents, sleeping bags, and cooking utensils for camping so that everything is ready.）

Additional Examples:

1. 新房交付时，家电家具一应俱全，可以直接拎包入住。
   （When the new house was handed over, the appliances and furniture were fully provided, allowing for an immediate move-in with just a suitcase.）
2. 为了这次手术，医院里的急救设备一应俱全。
   （For this surgery, the hospital's emergency equipment has been completely prepared.）
3. 这套百科全书从天文到地理，各类知识一应俱全。
   （This encyclopedia set covers everything from astronomy to geography.）
4. 虽然是临时办公室，但打印机、复印机等办公用品一应俱全。
   （Although it is a temporary office, office supplies like printers and copiers are all available.）

4. Cultural Background and Notes

• Register: This idiom is used in both written and spoken Chinese. It is particularly popular in real estate advertisements and product promotions to emphasize convenience and readiness.
• Etymology of 一应 (yī yīng): The term 一应 (yī yīng) can be found in classic vernacular novels like Water Margin (水浒传) and Dream of the Red Chamber (红楼梦), meaning "all" or "every single one." In modern Chinese, it is rarely used alone and is mostly seen within this fixed idiom.

5. Similar and Opposite Idioms

• Similar Idioms:
  • 应有尽有 (yīng yǒu jìn yǒu): To have everything that one should have; emphasizes the vastness and abundance of variety.link
  • 包罗万象 (bāo luó wàn xiàng): All-encompassing; covering a vast range of phenomena or all sorts of things.
• Opposite Idioms:
  • 一无所有 (yī wú suǒ yǒu): To have nothing at all; to be completely penniless or empty-handed.link
  • 空空如也 (kōng kōng rú yě): Completely empty; as empty as can be.
  • 寥寥无几 (liáo liáo wú jǐ): Very few in number.link

6. Summary

一应俱全 (yī yīng jù quán) is an idiom used to describe a situation where everything required for a particular task or setting is "fully present." It is commonly used in positive contexts, such as describing hotel amenities, furniture in a new home, or the stock in a store. While similar to 应有尽有 (yīng yǒu jìn yǒu), this phrase specifically highlights that the necessary "set" of things is complete and ready for use.