be deficient in

In areas deficient of water, irrigation methods saving water shall be adopted.

　　在水源不足地区,应当采取节约用水的灌溉方式.

Owing to its deficient basis of Chinese materia medica and lack of clinic foundation Akebia cannot be hastily used to replace caulis aristolochiae manshuriensis, which bas been listed in the 1977, 1985, 1990 and 2000 editions of "Chinese Pharmacopoeia".

由于缺少本草依据和临床基础，Akebia不宜贸然代替中国药典1977年版、1985年版、1990年版、2000年版所收载的关本通。

Be deficient in skill, experience, knowledge, etc

缺乏技巧、经验、知识等

It is reported that the gene at fragile site is susceptible to DNA double strand breaks and misrepair, so it could be the target of damage in mismatch repair deficient tumors.

有报道指出位于脆性位点的基因由于对DNA双链断裂及错误修复较为敏感，因而可能在错配修复缺陷肿瘤中成为损伤的靶目标。