The Telegraph: Sulfur-based batteries could offer electric vehicles a greener, longer-range option
The meaning of COULD is —used in auxiliary function in the past, in the past conditional, and as an alternative to can suggesting less force or certainty or as a polite form in the present. How to use could in a sentence.
"Could" is a modal verb used to express possibility or past ability as well as to make suggestions and requests. "Could" is also commonly used in conditional sentences as the conditional form of "can."
MSN: Chinese researchers develop high-voltage sodium–sulfur battery that could challenge lithium batteries
A team of researchers in China has just pulled the curtain back on a new sodium-sulfur battery design that could fundamentally change the math on energy storage. By leaning into the very chemistry ...
Digital Trends: Thinner lithium sulfur batteries could fit your devices without bulky packs
Lithium-sulfur batteries can pack a lot of energy for their weight. But a Science X Dialog post on Tech Xplore says they usually need more space than todays lithium-ion batteries, about 1.5 to 2 times ...
A team at Brookhaven National Laboratory has built a solid-state lithium-sulfur battery that holds onto 80% of its capacity after 450 charge-discharge cycles at room temperature, a result that vaults ...
Definition of could modal verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
COULD definition: a simple past tense of can. See examples of could used in a sentence.