英语词汇“Hardening off”的翻译、意思、用法、释义-英汉汉英双解词典

单词	Hardening off
释义	Hardening off 基本例句炼苗 These are the seedlings that arehardening offin a hotbed.这些是放在温床中经受耐寒锻炼的幼苗。 These are the seedlings that arehardening offin a hotbed .这些是放在温床中经受耐寒锻炼的幼苗。 Plants raised in this frame require nohardening off.这种温室里培育的植物用不着炼苗。
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