🧩 词语组成解析
canker
['kæŋkɚ]
n. （植物的）溃疡;（动物）耳溃疡;腐败的影响;腐蚀因素;
vt. 使溃疡;
vi. 受到腐蚀，生黑腐病，溃烂;
brake
[brek]
n. 制动器，闸;刹车;阻碍;
vt.& vi. 刹（车）;
🗣️ 情景例句
You'll do great. break a leg!
你会干得很棒的，祝你好运！
To sing a song
唱歌
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.
历史学家迄今认为日历是随农业的问世而出现的，因为当时人们面临着了解四季的实际需要，