Oscillating feeder
[化] 往復式給料機
?? 詞語組成解析
[計] 振蕩的
feeder
['fi:d?]
n. 支流，支線;進料器;供給裝置;飼養員;
??? 情景例句
I sure did.
我的確有。
She is in good shape.
她的身體狀況良好。
Meanwhile, a microphone, which was lowered into the mine two hours ago, has enabled the men to keep in touch with their closest relatives.
與此同時，兩個小時以前放下井去的一只麥克風使井下的人可以與其親屬保持聯系。