Collins Chinese Dictionary Plus (3rd edition), 2011:

guess [gEs]

I vt , vi

1
(=conjecture) 猜测(測) cāicè

2
(=work out) 推测(測) tuīcè

II n
[c]
猜测(測) cāicè [种 zhǒng]

(=suppose)想… xiǎng…

guess at vt fus
不可拆分
(=estimate) 估计(計) gūjì- I guess so

我想是吧 wǒxiǎng shì ba

- to guess (that)…

(=conjecture) 猜测(測)… cāicè… (=work out)推测(測)… tuīcè…

(=suppose)

- to keep sb guessing

让(讓)某人捉摸不定 ràng mǒurén zhuōmō bù dìng - guess what
没(沒)想到吧 méi xiǎngdào ba - guess what I did last night
猜猜我昨晚干(幹)什么(麼)了 cāicāi wǒ zuówǎn gàn shénme le - you're right, I guess
我想你是对(對)的 wǒ xiǎng nǐ shì duì de - my guess is (that)…
我的猜测(測)是… wǒ de cāicè shì… - to take or have or make a guess
猜猜看 cāicāi kàn - I'll give you three guesses
我让(讓)你猜3次 wǒ ràng nǐ cāi sān cì - why it happened is anyone's or anybody's guess
没(沒)人拿得准(準)究竟是怎么(麼)回事 méirén nádezhǔn jiūjìng shì zěnme huí shì - best guess
最佳猜测(測) zuìjiā cāicè

在这些条目还发现'

**guess**'：In the English description:

bet
- divine
- enlightened
- estimate
- estimate the value of
- estimation
- guesstimate
- hazard a guess
- hypothesis
- idea
- outguess
- overestimation
- prediction
- presumably
- shot in the dark
- speculate
- suppose
- supposition
- surmise
- venture
- venture a guess
- warmer

Chinese：