The use of natural fibrerope must be discouraged for the rescue of human life. For most other operations, natural fibrerope will suffice.
人命关天，救人时不要使用天然纤维制成的绳索，虽然天然纤维制的绳索应对其他状况绰绰有余。
2
The sound cutting performance will cut up the long fibre, plastic, paper, strip, cloth pieces, straw and rope etc. in the sewage and then have them discharged out.