Tree heath
树木石南
🧩 词语组成解析
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
heath
[hi:θ]
n. 荒地，荒野;[植]石南;杜鹃花科植物;
🗣️ 情景例句
With a piece of meat on a string!
用一根绳子拴着一点肉
Why didn't you write me?
为什么你不给我写信？
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。