合适: suitable, fitting, appropriate...
衰退: to decline, to fall, to drop, to falter, a decline, recession (in economics)...
重量: weight...
亩: mu [a traditional unit of area, currently called市亩, equalling to 0.0667 hectare or/6 acre]...
果园: orchard...
敢: to dare, daring, (polite) may I venture...
宁愿: would rather, better...