Sampleite
氯磷钠铜矿
🗣️ 情景例句
Studying is a big boring, but it sure beats the unemployment queues.
学习是有点枯燥，但比起失业来好多了。
I don't know how to work the machine.
我不懂得怎样使这部机器运转。
'I have just arrive in Scotland and I'm staying at a Youth Hostel.'
“我刚到苏格兰，我现住在一家青年招待所。”