From above shall we say that an object can't have a soft reference and a weak reference at the same time?

A weak reference is a holder for a reference to an object, called the referent.

弱引用是对一个对象（称为referent）的引用的持有者。

Garbage collector scans the long weak reference table.

垃圾收集器扫描长弱引用表。

A long weak reference is created.

则创建长弱引用。

We'd better hurry or we'll be in for it.

我们最好赶快，不然要受罚的。

We'd better take a taxi.

我们最好乘出租车。

We'd recommend you to book your flight early.

我们建议你早点儿预订航班。

We'd better hurry or we'll miss the train.

我们最好快点，否则就赶不上火车了。

We'd been to hell and back together and we were still good friends.

我们曾经患难与共，现在依然是好友。

Suddenly it clicked ─ we'd been talking about different people.

我们突然领悟到原来我们谈论的不是同一个人。

We'd better leave now or we'll miss the bus.

我们最好现在就走，不然就赶不上公共汽车了。

Bring the family round one evening; we'd love to meet them.

哪天晚上带全家人来坐坐，我们很想见见他们。

I think we'd better drop the subject.

我认为我们最好不要再谈这个话题。

We'd better hear what they have to say.

我们最好还是听听他们有什么话要说。

The tide is turning ─ we'd better get back.

涨潮了，我们最好回去吧。

We'd better call a taxi and get you home.

我们最好叫辆出租车送你回家。

It's getting late ─ we'd better make a move.

时间不早了——我们得动身了。

It's late ─ we'd better get moving.

天不早了——咱们走吧。

I didn't think we'd get this far.

我未曾想到我们会走得这么远。

We'd like as many people as possible to attend.

我们希望出席的人越多越好。

We'll need to start at 7.00.

我们需要在7点钟出发。