Lower acetylene
[化] 低能乙炔; 低档乙炔; 低档次乙炔
🧩 词语组成解析
lower
['ləuə]
adj. 下方的;在底部的;较低级的;
v. 降低;减少;缩小;
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
🗣️ 情景例句
Please give him the message.
请转告他。
Bed is a midicine.
睡好觉，如服药。
OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where
00在这里集合，游泳之后再吃午餐。别着急！我们有足够的时间。