Diphenyl diethylene
[化] 二苯基聯(lián)乙烯; 二苯基丁二烯
?? 詞語(yǔ)組成解析
n. (=biphenyl)[化]聯(lián)苯, 苯基苯
n. 二亞乙基
??? 情景例句
I don't know.
我不知道。
Be my guest.
請(qǐng)便、別客氣
These friendly dogs, which were first brought from Asia, were used as watchdogs even in Roman times.
那些最先從亞洲引進(jìn)的狗，待人友好，早在羅馬時(shí)代就給人當(dāng)看門(mén)狗了。