Vacuums
n. 真空, 真空状态, 真空度, 空洞, 真空装置, 真空吸尘器, 空虚
🗣️ 情景例句
It was very thoughtful of you to send flowers.
你送花来，想得真周到。
We're becoming a good band.
咱们会逐渐成为一支出色的乐队。
His talk covered many subjects.
他的报告涉及很多课题。