I'm afraid the cardboard boxes are not strong enough for transport by sea.
我擔(dān)心這種紙箱,用于遠洋運輸,不夠結(jié)實。
Poison to a snake is merely a luxury; it enables it to get its food with very little effort, no more effort than one bite.
毒液對毒蛇來說只不過是一種舒適生存的優(yōu)越手段,它使蛇不用費多大力氣就能捕獲到食物,輕咬一口即可。