noun 下载 🔗分享 凹陷,凹度。 The state of being concave Examples : "The spoon's concavity held the soup perfectly. " 勺子的凹陷处完美地盛住了汤。 appearance figure 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 凹陷,凹处 A concave structure or surface Examples : "The bowl's concavity allowed it to hold water without spilling. " 这个碗的凹陷设计使得它能够盛水而不洒出来。 structure appearance math part science 与AI对话词汇游戏阅读练习