heavy-duty
Longman Dictionary of Contemporary English 5++LDOCE 5++ˌheavy-ˈduty adjective 1 VERYheavy-duty materials are strong and thick and not easily damaged 〔材料〕耐用的，耐久的 heavy-duty canvas 结实的帆布► see thesaurus at strong2. TMACHINEheavy-duty machines or equipment are designed to be used for very hard work 〔机器或设备〕重型的3 especially American English informalSERIOUS/NOT JOKING very complicated, serious, or extreme 复杂的；认真的；彻底的 Today, she was going to do some heavy-duty cleaning. 今天，她准备进行一次彻底的打扫。
Examples from the Corpus
heavy-duty• The bathroom needs a heavy-duty cleaning job.• a heavy-duty conversation• The emergency equipment includes food, a first-aid kit, and a heavy-duty flashlight.• You unpack the orb from the heavy-duty insula-tion stuffed around it.• heavy-duty plastic garbage bags• The principal technical problems which had to be resolved were breakage due to heavy-duty service and abuse.• Use a heavy-duty solvent-based type instead if the roof surface is in very poor condition.• She turned on his heavy-duty torch.• If you are going to put an electric cable underground, you must use the special heavy-duty type.• This began the race to find the perfect pump designed for heavy-duty use in rural communities of developing countries.From Longman Business Dictionaryheavy dutyˌheavy ˈduty (also heavy-duty) adjective [only before a noun] heavy duty materials, equipment etc are strong and suitable for hard workheavy-duty gearboxes used in tanksheavy duty workwear → compare light-duty, medium-dutyˌheavy-ˈduty adjectiveChineseSyllable
and strong are Corpus heavy-duty thick and easily Business not materials damaged
heavy-duty
ˌheavy-ˈduty
adjective
1. heavy-duty materials are strong and thick and not easily damaged:
heavy-duty canvas
2. heavy-duty machines or equipment are designed to be used for very hard work
3. especially American English informal very complicated, serious, or extreme:
Today, she was going to do some heavy-duty cleaning.
■ not easily broken or damaged
▪strong not easily broken or damaged: The bags are made of strong black plastic. | We need a strong rope for this job.
▪tough strong – used especially about something that can be used a lot without damaging it or making it weaker: a pair of tough leather boots | Kitchen floors need to be tough enough to withstand heavy use.
▪heavy-duty [only before noun] extremely strong – used about materials, tools, machines etc that are made especially to be used a lot without being easily damaged: heavy-duty rubber gloves | a heavy-duty carpet for the hallway
▪sturdy strong and often thick, and not likely to fall over or get broken: a fence made with sturdy wooden posts | The furniture is simple but sturdy.
▪unbreakable extremely strong and impossible to break: Babies need to have unbreakable dishes and cups.
▪indestructible impossible to break, damage, or destroy, and lasting forever: Gold is virtually indestructible. | The pyramids were built as indestructible tombs for the Pharaohs.
▪hard-wearing British English, long-wearing American English used about materials and products that will remain in good condition for a long time even when they are used a lot: Ceramic tiles are easy to keep clean and hard-wearing. | a hard-wearing fabric
▪durable especially written used about materials and products that will remain in good condition for a long time – often used on product labels: The jacket has a durable nylon lining. | Varnish is more durable than paint.
▪robust especially written strongly made – used especially about the structure of something, for example a vehicle or machine: a mountain bike with a robust frame | The hardware for the computer must be robust and inexpensive.
ˌheavy-ˈduty
adjective1. heavy-duty materials are strong and thick and not easily damaged:
2. heavy-duty machines or equipment are designed to be used for very hard work
3. especially American English informal very complicated, serious, or extreme:
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