Microballoon sphere
[化] 中空微球(浮在罐中油面与空气隔绝以减少蒸发损耗)
🧩 词语组成解析
sphere
[sfɪr]
n. 球（体）;（兴趣或活动的）范围;势力范围;天体，如行星或恒星;
vt. 形成球体;包围，围绕;置于球面内部;
spher(ball)+e(名词后缀)→球；球体；天体；范围；地位
🗣️ 情景例句
He'll do anything to avoid getting down to math lessons,
他老是设法想逃避数学，
Are most of the lakes located in the north central region?
大多数湖位于向北中央的区域吗？
Excuse me. Is there a bookshop near here?
请问，附近有书店吗？