Fluorod
荧光剂量棒
🗣️ 情景例句
Marilyn, you want coffee or tea? Marilyn
要咖啡还是茶？
It is more pain to do nothing than something.
什么都不做要比做一点更不好受。
Tim is an engineer.He is working for a big firm and he has already visited a great number of different places in Australia.
蒂姆是个工程师，正在一家大公司工作，并且已经去过澳大利亚的不少地方了。