副詞 astern:

1. stern foremost or backward
2. at or near or toward the stern of a ship or tail of an airplane
   同義詞：aft, abaft
3. (of a ship or an airplane) behind

1. A great battleship, forging silent and unlighted through the dark night, loom close astern.
   在漆黑的夜中一輪巨大戰(zhàn)艦一聲不響地熄燈前進，逼近船尾。
2. The hire purchase company repossessed my car because I fell astern with the payments.
   這家分期付款購買公司取回了我的汽車，因為我沒能及時付款。
3. One of the fishing boats sank down astern of us.
   有一艘漁船在我們后面沉沒了。

a.stern

adv.（副詞）
adj.Nautical （形容詞）【航?！?/i>
Behind a vessel.
在船后的
At or to the stern of a vessel.
在船尾的，向船尾的
With or having the stern foremost; backward.
向后的：船尾在最前面的；向后的