He cracked the joints of his fingers.

他把手指弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他的胳膊活像一只破损的指南针，再是一条胳膊，却成加上一条胫骨的指。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的是运动，如指和肩等，处的一个囊状物把两根骨头结合在一起。

He cracked the joints of his fingers.

他把手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他的胳膊活像一只破损的指南针，早已不再是一条胳膊，却成加上一条胫骨的指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的关节是运动关节，如指关节和肩关节等，关节处的一个囊状物把两根骨头结合在一起。

He cracked the joints of his fingers.

他把手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他胳膊活像一只指南针，早已不再是一条胳膊，却成加上一条胫骨指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中关节是运动关节，如指关节和肩关节等，关节处一个囊状物把两根骨头结合在一起。

He cracked the joints of his fingers.

手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

的胳膊活像一只破损的指南针，早已不再是一条胳膊，却成加上一条胫的指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的关节是运动关节，如指关节和肩关节等，关节处的一个囊状物两根合在一起。

He cracked the joints of his fingers.

他把手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他的胳膊活像一只破损的指南针，早已不再是一条胳膊，却成加一条胫骨的指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的关节是运动关节，如指关节和肩关节等，关节处的一个囊状物把两根骨头结合在一起。

He cracked the joints of his fingers.

他把手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他的胳膊活像一只破损的指南针，早已不再是一条胳膊，一条胫骨的指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的关节是运动关节，如指关节和肩关节等，关节处的一个囊状物把两根骨头结合在一起。

He cracked the joints of his fingers.

手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

的胳膊活像一只破损的指南针，早已不再是一条胳膊，却成加上一条胫骨的指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的关节是运动关节，如指关节和肩关节等，关节处的一个囊状物两根骨在一起。

He cracked the joints of his fingers.

他把手弄得劈啪作响。

Our fingers bend at the knuckle.

我们手在处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他胳膊活像一只破损南针，早已不再是一条胳膊，却成加上一条胫骨。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见是运动，如和肩，处一个囊状物把两根骨头结合在一起。

He cracked the joints of his fingers.

他把手指关节弄得劈啪作响。

Our fingers bend at the knuckle.

我们的手指在指关节处弯曲。

His arm looks like a broken compass;it's not an arm any more, but a knucklebone with a shank attached.

他的胳膊活像一只破损的指南针，早已不再是一条胳膊，却成加一条胫骨的指关节。

The most common type of joint in the human body is the diarthrodial joint -- knuckles and shoulders are examples -- in which two bones come together in a capsule.

人体中最常见的关节是运动关节，如指关节和肩关节等，关节处的一个囊状物把两根骨头结合在一起。