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
Many people believe that GM food is not good for your health.
许多人认为基因改良食品对健康有害。
May I help you?
要我帮忙吗？
What about some steak?This is a nice piece.
来点牛排吗？这块很好。