Mercaptotropone
巯基酮
🗣️ 情景例句
Make yourself at home.
勿客气。
In university, students are trained to become doctors and nurses.
大学的学生被训练成为医生和护士。
that the annual drug bill of the Health Services is mounting to astronomical figures
卫生部门的年度药费上升到了天文数字，