Preamble block
[计] 序信息组
🧩 词语组成解析
block
[blɑk]
n. 块;街区;<英>大楼，大厦;障碍物，阻碍;
vt. 阻止;阻塞;限制;
🗣️ 情景例句
How's your son getting on with his English?
你儿子的英语学得好吗？
But last year we had a big one.
但去年下了大雪。
No way!
不行！