🧩 词语组成解析
铁皮石斛（植物名）
🗣️ 情景例句
Loosen up! it's not worth getting upset about.
放松点儿！ 不值得为这件事苦恼。
He is attending a morning intensive course four hours a day, six days a week.
他每周六早晨都上一门4小时的速成课。
First of all, don't come in here without a teacher.
首先，没有老师领着不要进这儿。