Boundary layer
[计] 边界层\\n[化] 边界层
🧩 词语组成解析
layer
['leiə]
n. 层，层次;膜;[植]压条;放置者，计划者;
vt. 把…分层堆放;借助压条法;生根繁殖;将（头发）剪成不同层次;
vi. 形成或分成层次;[植]通过压条法而生根;
🗣️ 情景例句
He has enormous funds at his command.
他掌握着巨额资金。
Don't miss the boat.
不要坐失良机。
This was worse than a terrible secret'; this was a read skeleton! But George was unsympathetic.
这是比“骇人听闻的秘密”更加惊人的东西，这是一具真正的骷髅啊！但乔治却无动于衷。