Ringelmann chart
[医] 林格耳曼氏图(用以检查烟的浓度)
🧩 词语组成解析
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
Whom will you race with?
你将和谁比赛？
I've been here for about two years. I've been here since 1993.
我到这儿大约有两年时间了。我自1993年就到这儿学习。