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
the copy of Richard's book on my desk?
在我桌上那本Richard的书 好吗
His wife died a year ago. Now he lives alone.
他妻子去年去世了。现在他一个人住。
and near its lower reaches there is a long tailing-off which is almost certainly the result of material transported out to deep water after being eroded from the continental masses.
在这个地带的低处是很长的一段尾沙地段，基本上可以断定这个地段是大陆块体上侵蚀下来的物质被水冲到深水处形成的。