Activity vector
[计] 活动向量
🧩 词语组成解析
🗣️ 情景例句
How are you getting on with your studies?
你功课情况如何？
To toast, their health!
为了健康干杯！
As there were not enough lifeboats for everybody, 1,500 lives were lost.
由于没有足够的救生艇运载所有乘客，结果，1，500 人丧生。