feature in/on something

feature in/on something 　重要な部分

A lot of top members in my age group feature in/on this race.

私のエイジグループのトップメンバーたちはこのレースに出る

be featured in/on something　 特別な人・物

A lot of top members in my age group are featured in/on this race

私のエイジグループのトップメンバーたちがこのレースに出る

leave

そのままの状態にしておく

Leave the door open.

Rising food prices are leaving many families under strain, making it harder for them to pay their bills.

時速30km出す

reach 30km/h

Your bike speed reached 30km/h.

観光に行く

go sightseeing

大部屋

shared room

The room is shared by the group.

a room shared by 6 people

a room with 4 beds

もう使っていない

haven't used ...

I haven't used AC lately.

隣り合わせ

next to each other

Cold water and black-colored hot spring bathtub are next to each other. I step over the edge of the bathtub from cold water to black-colored. Today when I stepped over, I saw a locker key on the edge of the bathtub. I thought someone left it. I stepped into the bathtub. 

I had a feeling that

I felt like

1つは～。残りの1つは～。

One is ... The other is ...

One is ... Another is ... The other is ...

One is ... The others are ...

何匹かは白。もう何匹かは黒。残りは全部茶色。

Some are white. Others are black. The others are brown.

予定の変更・組み換え

rescheduling   /,riː'skedʒuːlɪŋ/　n）

I asked two-day rescheduling.

代行

substitute   /'sʌbstɪtuːt/

a substitute (noun)   substitute(verb)

I asked a substitute for me.

I asked someone to substitute for the teacher.  先生の代行を頼んだ

I asked someone to do it for me.

two-day substitute  2日間の代行