1.
Articulated through the mouth only, with the nasal passages closed.
口腔发音的只通过嘴、唇发音的，发音时鼻腔紧闭
2.
Pronounced or articulated with both lips, as the consonants b, p, m, and w.
双唇音的用双唇发音或说话的，如辅音b，p，m和w。
3.
To pronounce(a sound)with the lips in a flattened or neutral position.
不圆唇发音靠嘴唇里扁平位置或中性位置来发（一个音）
4.
a consonant whose articulation involves movement of the lips.
发音时,双唇运动的辅音。
5.
Articulated with the lower lip and upper teeth, as the sounds(f)and(v).
唇齿音的用下唇和上齿发音的，如（f）音和（v）音
6.
pronounce with rounded lips.
用圆形的唇发出声音。
7.
the vocal organs,ie the tongue,lips,vocal cords,etc
发音器官（舌、唇、声带等）
8.
Articulated mainly by closing or partly closing the lips, as the sounds(b), (m), or(w).
唇音的闭上嘴唇或部份闭上嘴唇而发音的，如（b），（m）或（w）音
9.
Articulated mainly by closing or partly closing the lips, as the sounds(b), (b>mb>), or(w).
唇音的闭上嘴唇或部份闭上嘴唇而发音的，如（b），（b>mb>）或（w）音
10.
One of the organs of speech, such as the lips or tongue.
发音器官一个发音器官，如嘴唇或舌头
11.
a greedy smack of the lips as he cut into the steak
他切牛排时馋得嘴唇一张发出的声音.
12.
His lips moved and some unintelligible sound came out.
他嘴唇微动，发出含糊难懂的声音。
13.
We round the lips to say oo.
我们发“乌”这个音时嘴唇呈圆形。
14.
of or relating to or being a speech sound that is articulated using both lips.
属于或关于用双唇发出的语音的。
15.
We round our lips to say oo.
我们使嘴唇成圆形来发[u:]或[u]音。
16.
Look at my lip-position when I pronounce this vowel sound.
我发这个元音时，请看着我的唇位。
17.
The muscles of the facial expression are important for articulation involving the lips.
脸部的肌肉和嘴唇都是构成发音重要的部分。
18.
Close tightly your lips with air in your mouth; then the breath break through your lips and make resonance inside the oral cavity.
发音时，双唇紧闭，口腔蓄气，然后气流冲破双唇阻碍，在口腔发生共鸣而发声。