Perfoliate leaf
贯穿叶
🧩 词语组成解析
a. 茎贯穿叶而生长的, 抱茎状的\\n[医] 穿叶的(指茎)
leaf
[lif]
n. 叶子;页;叶状的结构;金属薄片;
vt.& vi. 翻书（报）;
vi. 生叶;
🗣️ 情景例句
Your brother left his bag of film on the ferryboat.
你哥哥将他的旅行袋遗放在渡船上了。
Come and see me when you have time.
有空时请过来。
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。