stem造句

Cut them off cleanly through the stem just below the node.
就从茎节下面，沿茎干把它们全砍掉。

The stinging nettle has a square stem and little hairs.
荨麻长有四方茎和细小茸毛。

He chewed the stem of his pipe and eyed her sceptically.
他嘴里衔着烟斗柄，满腹狐疑地打量着她。

• #stem