Helos
abbr. highly eccentric lunar occultation satellite 高偏心月掩卫星
🗣️ 情景例句
Great! I'll make a reservation right now.
太好了， 我现在就订房间。
To convert defeat into victoty.
反败为胜。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。