Drosopterin
果蝇蝶蛉
🗣️ 情景例句
A red sky at night indicates fine weather the following day.
晚上天边红预示着明早天气好。
Is it illegal to tap a telephone for the purpose of secretly recording a conversation?
为了秘密地录下谈话，在电话内装置窃听器是违法的行为吗？
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。