1 a thin stem that supports a leaf, flower or fruit and joins it to another part of the plant or tree; the main stem of a plant 茎,秆
2 a long thin structure that supports something, especially an organ in some animals, and joins it on to another part 支撑物
3 [transitive, intransitive]
stalk (something/somebody)
to move slowly and quietly towards an animal or a person, in order to kill, catch or harm it or them 偷偷接近