Posterior focal line
[医] 后焦线
🧩 词语组成解析
posterior
[pɔs'tiəriə]
adj. （时间上）较晚的;在后的;后面的;尾部的;
n. 身体后部，臀部;
focal
['fəukəl]
adj. 焦点的，有焦点的;集中在点上的;病灶的，病灶性的;
line
[laɪn]
n. 线条;排;行列;界线;
vt. 排队;用线标出;沿…排列成行;给…安衬里;
vi. 形成一层;排队;击出平直球;
🗣️ 情景例句
I was expecting him here at five forty-five.
我们约好了五点四十五在这里会面的。
There's as good fish in the sea as ever came out of it.
海里的好鱼是取之不尽的。
When he returns home at night, he always finds that someone has parked a car outside his gate.
当他夜里回到家时，总是发现有人把车停在他家大门外。