Preheater
n. 预热器\\n[计] 预热器
🗣️ 情景例句
Your work will get by, but try to improve it.
你的工作还过得去，不过还得努力改进一下。
He sketched the situation in a few vivid words.
他用几句生动的话概况了形势。
' The manager was sympathetic, but he could do nothing.
”经理深表同情，但却无能为力。