Concavity factor
[建] 凹面分数
🧩 词语组成解析
n. 中央凹陷, 凹洼, 凹曲线\\n[医] 凹, 凹面
factor
['fæktə]
n. 因素;<数>因子;代理人;
vt. 把…因素包括进去;[数学]分解…的因子，将…分解成因子;以代理商（或管家等）的身份行事，做代理商（或管家）;
vi. 做代理商（或管家）;
🗣️ 情景例句
Let's have a talk about it in advance.
我们事先商量一下。
Would you take this coat to the cleaner's?
你可以把这件外套送到洗衣店吗？
I took a burning branch from the fire and went to examine the rock.
我从火堆中拿起一根燃着的树枝，走过去检查那个岩石。