D-l
[医][=dextro-levo]右旋-左旋
🗣️ 情景例句
If I fail this exam I'll fail the course.
我要是考试没通过，这门课就没学分了。
Out!
滚出去！
George showed me to the guestroom which, he said, was rarely used.
乔治把我领进客房，说这间很少使用。