Radiotoxologic
a. 研究辐射毒物学的
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
The crates are charge to you at $5 each if they are not returned to us within 2 weeks.
如果木条箱两星期内不归还，则每只箱扣罚五美元。
The woman was a visitor. She did not live in London. She lived in the country.
这老太太是位游客，不住在伦敦。