Tracerlab
同位素示踪物实验室
🗣️ 情景例句
Thanks for inviting me to the dinner. I'm looking forward to it.
谢谢你邀请我一起吃晚饭，约会日期早些到就好了。
We need skilled electricians.
我们需要有技术的电工。
for it looked on sympathetically until the drunk was out of the way before once more turning its attention to the matador.
直到他的背影消逝，才重新将注意力转向斗牛士。