abbr. signaling and supervision techniques study 信号传送与监听技术研究; space surveillance and tracking satellite 空间监视与跟踪卫星; space-based surveillance and tracking system 天基监视与跟踪系统
🗣️ 情景例句
I'll help too, Mr. Baker.
我也要帮忙,Baker先生。
Idleness is the key of beggary.
懒惰出乞丐。
The common meeting place for Maori is on the marae, an area of land with a meeting house, where all the important events take place.