permanences

"0.5 is the reciprocal of 2."

"The power cable itself has enough inductance to disrupt the digital signal of the video output cable, due to poor shielding."

"The building of the bridge will be completed in a couple of weeks."

"The political stability in the country allowed the students to focus on their studies. "

"The efficient of the new study method was improved learning outcomes. "

"My family has a different ideal for my future than I do. "

"My sister got a permanent for her wedding, which was supposed to last for several months. "

"We had to sit in the dark because the electric was cut off."

"The teacher patiently explained the math problem, and the students were able to understand the steps involved. "

"a magnetic recorder"

"The complicated instructions on the new software difficult me from completing the project on time. "

"Sleep in comfort with our new mattress."