Development of dye
[化] 染料之显色
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
dye
[daɪ]
n. 染料，染色;颜色;
vt. 染色;给…染色;
vi. 染上或粘上（颜色）;
🗣️ 情景例句
I'm glad to help.
我很乐意帮忙。
I have to raise some issues which may be embarrassing.
我必须提出一些比较尴尬的问题。
When several elephants are being trained at one time,
几只象同时训练时，