Transvection
[数]内积, 缩并
🗣️ 情景例句
to spend a weekend with him at his farm.
去他的农场跟他一起渡个周末。
I know. Save your breath!
早就知道了，还用你说！
Such an attempt only aggravates the strain of mental effort.
这种愿望只能加剧精神紧张。