Concavo-concave
a. 两凹的, 两面凹洼的\\n[建] 两面凹的
🧩 词语组成解析
concave
['kɔn'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
🗣️ 情景例句
Alexandra might call. Alexandra
可能会来电话。
He has lived here for a year.
他在这儿住了一年。[持续到现在的行为]
His roots and mine bad become too firmly embedded in the new land.
因为他与我一样已经把根深深地扎在异国的土地上。