He is an outstanding walnut fondler, collector, and appraiser.

他是把玩、收藏、鉴定行当中佼佼者。

Are there walnuts in this sauce?

这沙司里面有吗？

Physiological mature of bud is the base of grafting,and semi-lignify is considered as the index of walnut grafting at growing stage.

植物芽生理成熟是对植物嫁基础,生长期嫁用半木质化为指标。