Orthohelium
正氦
🗣️ 情景例句
about your salaries and your savings.
关于薪资和储蓄。
Two blacks do not make a white.
两个乌黑不等于一个清白。
A week before, he had completed a successful overland flight during which he covered twenty-six miles.
一周以前，他曾成功地进行了一次26英里的陆上飞行。