Lock and block systerm
[电] 联动闭塞器制
🧩 词语组成解析
lock
[lɔk]
n. 锁;水闸，船闸;（机器部件等的）锁定;一把，一撮;
vt. 锁上;锁好，关好;使固定;隐藏;
vi. 卡住，不动;纠结;僵硬不动;
and
[ənd, ən,ænd]
conj. 和，与;而且;于是，然后;因此;
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
In order to catch fish, you have to do this.
要钓鱼你就得这样。
Men, at soome time, are masters of their fates.
人有时是自己命运的主人。
but fearing that she would never see Rastus again -- the letter had made that quite clear -- she changed her mind.
但又害怕再也见不到拉斯特斯——这点，信上说得十分明白——于是便改变了主意。