They plunged into the narrow path between the tall sumach bushes, and were at once hidden in the gloom.

他们钻进高大丛之间狭窄小径，下子就隐没在黑暗中。

Once, and once only, was she completely successful; when she broke down the bough of a large sumach, and by a sudden thought, let her glove fall at the same instant.

次，而且只有次，她完全成功了；当她折大枝时，突然想到，让她手套同时掉了下来。