❶戸, ドア; 扉とびら
knock on [at] the door
knock on [at] the door
ドアをノックする
open [shut] the door
open [shut] the door
ドアをあける[閉める]
lock the door
lock the door
ドアに鍵かぎをかける
answer the door
answer the door
（ブザーやノックにこたえて）玄関げんかんに出る
the door to the next room
the door to the next room
次の部屋へ通じるドア
There is someone at the door.
There is someone at the door.
誰だれか玄関にお見えだ.
I heard a knock on [at] the door.
I heard a knock on [at] the door.
私はドアをノックする音を聞いた.
This door opens into the basement [onto the garden].
This door opens into the basement [onto the garden].
このドアは地下室に通じている[このドアから庭に出られる].
Japan was asked to open the door to American goods.
Japan was asked to open the door to American goods.
日本は米国製品に門戸を開くことを求められた.
❷戸口, 出入り口 （doorway） ⦣ 「～へ至る道」の意味でも使われる.
come in [through] the door
come in [through] the door
戸口から入って来る
I showed the rude salesperson the door.
I showed the rude salesperson the door.
私はその無礼なセールスマンに（戸口を示した）出て行けと言った.
Please show Mr. Smith to the door.
Please show Mr. Smith to the door.
スミスさんを戸口までお送りしなさい.
Hard work is a door to success.
Hard work is a door to success.
勤勉は成功への入口である.
