And then what about for ecto?

那谁和外生菌根真菌呢？

" Ecto" means outside, and they don't penetrate the root cells.

“外生”意思是在外面，说明它并不穿透树根细胞。

Duff (tape): And then what about for ecto?

Duff（录音带）：那么 ecto 呢？

Jenny Bhatnagar: " Ecto" means outside, and they don't penetrate the root cells.

Jenny Bhatnagar：“Ecto”的意思是外面，它们不会穿透根细胞。