Vacuum expander
[化] 真空膨胀器\\n[医] 真空膨胀器
🧩 词语组成解析
expander
[ɪk'spændə]
n. 使增大者，使身体健壮的强身器具;
🗣️ 情景例句
No,
记不起来了。
A bad conscience is a snake in one's heart.
做贼心虚。
'Mr. Lane was defeated in the elections.
“莱恩先生在大选中被击败了，