The phrase "are traditionally expensive" is correct and usable in written English.
It can be used when discussing items, services, or practices that have a historical reputation for high cost.
Example: "Luxury watches are traditionally expensive, often reflecting the craftsmanship and materials used in their creation."
Alternatives: "have historically been costly" or "are known for their high prices."
Because Sinch can leverage the licensing deals and partnerships already in place through Rebtel, the company can lower pricing on things that are traditionally more expensive, such as call termination.
Although reagents for multiplex and real time PCR assays are traditionally considered expensive, the ability to perform these assays within a short time frame to detect multiple pathogens reduces hands-on time in the laboratory, is more efficient and can generate valuable information in differential diagnosis.
Commercials during the Super Bowl are traditionally the most expensive of the year because the game is typically the most-watched program of the year.
A study like Baseline is traditionally prohibitively expensive to accomplish.
"Brazil is traditionally more expensive, because the taxes on imports of equipment and the price of hiring trainers, since they must study and be certified, push up costs," said Edgard Corona, chief executive of Bio Ritmo.
Google will also lend its programming and computational expertise, helping with the computer analysis of the data – something that is traditionally very expensive for academics to get access to.
This is more or less what airlines do when they sell seats on flights.One of the biggest hurdles in the path of the three-day car is the paint shop, which is traditionally an expensive bottleneck in the car factory.
These things are important because good prosthetics have been traditionally too expensive and uncomfortable for kids. .
It is also a myth that veganism is expensive, for economical meals such as "rice and beans" are traditionally vegan.
